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#acorn barnacles
uncharismatic-fauna · 5 months
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Common Acorn Barnacles on Call
Semibalanus balanoides, more commonly known as the common acorn barnacle or the northern acorn barnacle, is a widespread species of barnacle found all along the Pacific and Atlantic coasts of North America and the intertidal zone of Europe-- though it is notably absent from the Bay of Biscay. Its range is limited by the temperature of the water in which it breeds; in the winter, they require water as cold as 7.2 °C (45.0 °F), but throughout the rest of the year they can tolerate much warmer climates.
Like many barnacle species, S. balanoides is hermaphroditic, meaning it has both male and female reproductive organs. Once the water reaches the optimal temperature, typically in November or December, the barnacles begin to breed. An individual will reach out with a penis that can be up to 7.5 centimetres (3.0 in), and inseminate a nearby barnacle; this process may be repeated up to eight times between a single pair. After insemination, the penis disintegrates to be regrown the following year.
In the meantime, the fertilized barnacle will produce up to 10,000 eggs that are stored in a special sac within the shell cavity. The common acorn barnacle releases its eggs between February and April, in concert with warming waters and the spring algal bloom. The eggs then hatch into miniscule larvae, which spend several weeks feeding on plankton in the water column and going through a series of molts. Following the sixth molt, the larvae stops feeding and seeks out a suitable place on which to anchor itself. Once it has found a surface, the larval barnacle 'crawls' along the surface until it encounters one of its own species. At this point, they will attach themselves with a cement-like glue which is capable of supporting up to 3,200 kg (7,000 lbs) Here, a single northern acorn barnacle may live anywhere from one to seven years.
Adult S. balanoides are identified by the white, six-sided limestone casing with which they protect themselves. However, one unique feature of this species is the way in which they attach themselves to their chosen surfaces; unlike other barnacles, which have a hard calcified shell base, the northern acorn barnacle has a membranous base. Within their shells, they have rather soft bodies, including a set of feathered appendages called cirri with which they use to breathe and collect food.
The common acorn barnacle is a filter feeder, consuming microscopic plankton and bits of detritus from the water column. Though their hard shells deter most predators, adults are vulnerable to other predatory invertebrates like dogwelks, nudibranches, and sea stars, as well as fish like the shanny that are specialist feeders of barnacles.
Conservation status: The common acorn barnacle has not been assessed by the IUCN. The species is extremely common and very resilient, and in fact has been in existence since the Jurassic period. However, rising ocean temperatures may negatively affect their breeding period.
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Photos
Neil DeMaster
Oregon State Parks and Recreation
Kim Hanson via Wikimedia commons
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antiqueanimals · 1 year
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The Seashore. Written by Jennifer Cochran. Illustrated by Kenneth Lilly, Patricia Mynott, James Nicholls, and George Thompson . 1973.
Internet Archive
A.) Calanus finmarchicus
B.) Larva of the shrimp Crangon crangon
C.) Larva of the barnacle Semibalanus balanoides
D. + E.) Different stages of the growth of Carcinus maenas
F.) One of the stages of Pisidia longicornis
G.) Eurydice pulchra
H.) Larva of Clytia Johnstoni
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oooklathemok · 2 years
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oooklathemok
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graveyardrabbit · 15 days
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batt00ny · 11 months
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INTRODUCING THE PLAYGROUND BRACKET!
We still have time between polls waiting for results, so to keep the blog active & tensions high, I have two sort of smaller ones before I get to the big cog employee bracket!!! [won't include managers of course, and also not bosses, they'll get their own small bracket :3]
Here are the match ups!
Match 1: Acorn Acres vs. Drowsy Dreamland [7/8] Match 2: Barnacle Boatyard vs. Ye Olde Toontowne [7/9] Match 3: Mezzo Melodyland vs. Daffodil Gardens [7/13] Match 4: The Brrrgh vs. Toontown Central [7/17]
May the best playground win!!!
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bethanythebogwitch · 10 months
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We’re getting French in this entry in my series where I cover the origins of every aquatic Pokémon not based on a fish because its gen VI time! For previous entries in this series see gen I part 1, gen I part 2, gen II, gen III, gen IV, and gen V. For the previous series where I cover all the fish Pokémon, see here. As before, starters and legendaries/mythicals will be saved for their own posts.
We only just started and I want to stop because it’s the Binacle line. By Arceus these things are hideous. That kind of fits though, because they’re based on goose barnacles, which aren’t exactly lookers themselves. I previously discussed barnacles here, but in short, they are filter-feeding crustaceans that incase themselves in hard shells that they will stay in for life. Goose barnacles differ from the more common acorn barnacles because they attach to rocks or other hard surfaces via a thick, muscular stalk.
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(image: goose barnacles)
Binacle’s shell is expanded to look like a hand with the face in it. Because two binnacle live together on the same rock they seem to be a case of intraspecific symbiosis, as opposed to the more common intraspecific symbiosis. Barbaracle is seven barnacles living together on two rocks, where they now take a humanoid shape. It retains the goose barnacle inspiration but now I think it also takes inspiration from mecha stories where multiple smaller mechs can combine into a larger one, such as in Voltron. In addition, the non-head barnacles are reduced to a single hand with an eye in the palm, which could reference the hamsa, a common symbol in North Africa and the Middle East.
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(image: a hamsa)
Clauncher and Clawitzer are based on pistol shrimp. These shrimp, members of the family Alpheidae, are known for their asymmetrical claws which they can use to create jets of water and a large snapping sound. The large claw has a chamber within it. When the claw is opened, water will rush into the chamber. The claw can then be snapped shut to pressurize the water enough to create a cavitation bubble and a light emission called sonoluminescence. The pressure forces the water out of the chamber with enough speed and pressure to kill small fish. The whole process takes less than a millisecond and produces a loud snapping sound. The shrimp use the snapping for communication and hunting. They will wait for fish to swim close, then shoot water at them to stun or kill them. Clauncher’s method of powering its water jets is different. It uses controlled release of internal gas. In addition, it uses the water jets to move around and hunt. It is said to shoot flying Pokémon out of the air with its water jets, probably a reference to how the archerfish will knock insects out of the air by spitting water at them. In both the real shrimp and the Pokémon, the claws will grow back if severed. There’s a lot more cool stuff about pistol shrimp I could go over but they aren’t really relevant to Clauncher and I think I’ll save hem for a future Wet Beast Wednesday post.
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(image: a pistol shrimp)
I debated whether or not I should count the Goomy line as aquatic or not but I decided I will because it lives in swamps and will die if it dries out, so I will. Also I just can’t say no to Goomy. The line are based on slugs and a French legendary creature called Lou Carcolh that was said to be a slimy serpent or dragon with hairy tentacles and a large shell.
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(image: a depiction of Lou Carcolh from the blog A Book of Creatures. Check it out, its cool)
Lou Carcolh was a malevolent creature that would grab people with its tentacles and drag them in to devour them. This line is much friendlier. They are likely a combination of land and sea slugs, likely nudibranchs due to their bright coloration. The horns they have are based on the eye stalks of the land slug and the tentacle-like rhinopores of the sea slug.
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(image: a blue sea slug)
Like slugs, they are covered with a layer of slime that keeps them wet. Slugs must stay wet to survive and therefore prefers wetlands or shady areas, much like Goomy. Sliggoo is based on a semi-slug, which are intermediate gastropods between snails and slugs. They still have a shell, but it is too small for them to retract into it and in many species it is covered by the mantle, effectively making it an internal shell.
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(image: a semi-slug)
In contrast to their modern counterparts, Hisuian Sliggoo and Goodra are snails. Their shells are metallic and come from living in mineral-rich waters. They are specifically based on the scaly-foot gastropod, which is a deep-sea snail which has a shell and part of its foot made of iron sulfides.
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(image: the scaly-foot gastropod)
They are also likely based on shussebora, a yokai that is a trumpet shell snail that turned into a dragon after living for 1000 years each in the mountains, plains, and sea.
If you asked me if the Bergmite line was aquatic I would have said no. There is nothing in their descriptions or locations in the game that would imply they live in water. That is until Scarlet and Violet let them swim. It makes some sense, as they are based on icebergs, but it’s still a curveball after 3 generations of them living on mountains or in icy caves. But yeah, they’re icebergs, large chunks of ice that float freely in the water. Bergmite is based more specifically on the top part of the iceberg, which is much smaller than the part that remains underwater. Avalugg is based more on the submerged part of the iceberg. It is also based on a tortoise. It being compared to an aircraft carrier might reference Project Habakkuk, a plan in World War II to make an aircraft carrier out of pykrete, a combination of wood pulp and ice that is resistant to melting. They never actually did it, though.
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(image: an iceberg. No I'm not using the famous iceberg picture)
With that, gen VI comes to a close. Join me next time when we head to the tropics for gen VII.
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vintagewildlife · 1 year
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Acorn barnacles, A: Megabalanus tintinnabulum and B: Balanus sp. By: Unknown photographer From: Natural History of Marine Animals 1949
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octowoman2419 · 5 months
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bay barnacles
a drawing of the tangotronic and rosaline/his dance partner at the beach together with the tangotronic showing rosaline a small shell with bay barnacles stuck onto it (idk if the image quality lets you see them but here is a close up on what he’s holding (trypophobia warning btw!!!))
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i got this idea after i recently visited clearwater beach in tampa bay and saw shells with these weird sphere things on them (images below). i then found out they’re called barnacles, specifically the ones in the images are apparently what people call bay barnacles.
⚠️trypophobia warning!⚠️
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watchtowersbane · 11 months
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random text post to make tags
(I’ll eventually start posting the quests hopefully. this will take a while!)
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Let’s get cirri-ous: an acorn barnacle’s feathery phalanges are foolproof for filtering a feast from fast flows! These captivating crustaceans do a little headstand when they’re but wee plankton settling down, cementing their noggins to the seafloor before forming a shell around them. By flapping their feet in the current, those tiny toe hairs, called cirri, trap detritus and plankton as they pass by. Once a snack is secured, the barnacle pulls its legs inside, scrapes off its filtered fare and voila! Dinner is served!
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bogleech · 9 months
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Hey bog, do you know anything about Rabbit eared barnacles (Conchoderma auritum)? They're included on a poster I've had since I was like 8 that gives a basic run down of the major arthropod groups, but basically everything on there is pretty well known except for the rabbit eared barnacle (whose label being swapped with the good barnacle caused me years of confusion) and I'm curious what their deal is, because they look like multiple individuals sharing a shell?
They're soft squishy stalked barnacles that evolved to grow almost solely on other, hard-shelled barnacles!
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They especially tend to grow on whale barnacles, the acorn barnacles that specially adapted to attach to whale skin. It's actually very difficult for most barnacles to do this, so the rabbit eared barnacle is cheating by letting the whale barnacle build the foundation it lives on. They don't harm one another, but it is possible that sometimes the rabbit barnacles overcrowd and smother their neighbors.
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glitziinova · 4 days
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General Toon headcanons
I suddenly remembered that I made these
~~~~~~~~~~~~~
🥧Baby and child toons are scared of skelecogs. They see one and immediately start busting out crying
🥧 Toons born/raised in certain playgrounds have perks
🐾Toontown Central - Jack of trades, better at making friends and building relationships with others
🐾Barnacle Boatyard - Better swimmers and fishers
🐾Ye Olde Toontowne - Witches or other magic-related skills; like alchemy. Also, they prefer to make things by hand, very handy toons
🐾Daffodil Gardens - Gardeners, green thumbs, but also bug hunters and collectors
🐾Mezzo Melodyland - Musically inclined toons, they have sharper ears than most toons. Also artists like painters, sculpture, tailors misc
🐾The Brrrgh - Have better resistance to the cold. Has thicker fur.
🐾Acorn Acres - Certified tree climbers and foragers. Tree climbing-related activities are very common
🐾 Drowsy Dreamland - Due to the playground being what it is, they all benefit from the perks of having better sleep and often do have better sleep than the other toons from the other playgrounds (Unless you’re that one toon from that Graham task)
🥧Baby toon fur/ feathers/scales are much more lighter when very young (like infant to toddler), they reach their true colors around early childhood
🐾 Mother egg layers (like ducks, other birds, and gators) lay eggs (woah that's crazy), and also assuming that they take the same time as humans, they will hold the egg for about 9 months, lay it, and then take care of the egg for about a few days until it hatches.
🐾 Brand new baby toons (I have no idea what to call it, idk the actual name) look like their newborn for their species, usually small, blind/deaf, bald, pink crying jellybeans with limbs. In around the couple of weeks or a month mark, they actually look like proper toon babies. Yes, the toon parents will take many pictures when their baby starts to explode in fur/feathers because they look hilarious.
🥧Toons of different species can have a child together, the child will mainly be the species of their mother with some features of their father (think of the hybrids from Beastars)
🐾EX: Duck (mother) and Alligator (father): The child would appear mostly duck with sharp teeth, spines, claws, and some scales on their body
🥧Speaking “proper” words is a learned behavior, baby toons often speak in their natural animal noises. “Proper” words are like a second language for toons, some toons will slip and talk in their “natural” language. Toons can understand each other animal noises even if they’re different species. (The Cogs can’t understand their natural animal language)
🥧Predator toons (I have no idea what to call them in this context) like cats, dogs, bears, alligators, hybrids, etc, have retractable claws. Most keep their claws short to keep in their gloves. More fashion-forward toons who don’t fight cogs tend to let their claws grow and keep them decorated (Like Malimew Barbie and Begothz)
🥧Cat toons can be scruffed and it’s really embarrassing for them. Most Cat toons often wear something on their neck, usually to make it harder for them to be scruffed, sometimes it's for fashion or both.
🥧Toons can temporarily change art styles. Usually for comic effect, imagine you said something stupid and the toon just looks at you like 👁️_👁️ -_- 👁️_👁️
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antiqueanimals · 1 year
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Elements of Zoölogy: A Text-book. Written by Sanborn Tenney. 1875.
Internet Archive
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pinkanonwrites · 2 years
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Can I request Reader dealing with baby tweels like how they dealt with baby Azul?
Sure thing! I hope you enjoy!
GN!Reader, They/them pronouns
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Jade and Floyd weren't completely unruly twins growing up. At least, according to their mother they weren't. But apparently even from a young age they had been known to get in trouble from time to time, to wander off, to cause trouble the moment their parents' backs were turned.
Which is why the sight before the two grown Leech twins was so baffling. The younger versions of themselves, conjured from a spell gone awry, had found the Ramshackle Prefect and decided to latch to them like a pair of acorn barnacles.
Quite literally 'latch' as well, considering how each of the small children was coiled around one of the Prefect's legs, burbling with delight as they struggled to walk around.
"Should we help them?" Deuce asked. Your two first-year companions were with you when 'the incident' occurred, standing off to the side in confusion and awe as you toted around the baby twins with only minimal straining and effort despite their dragging eel tails trailing behind your steps.
"Only if you want to get bit." Ace replied.
"Mom always said I was a biter!~" Floyd couldn't help but grin as he watched his younger self take a toothy mouthful of the fabric of your uniform slacks, gnawing away in visible delight. You didn't seem to be all that bothered by the presence of the child versions of the twins. In fact you seemed to revel in it, making silly noises as you swung your legs around, laughing along with their tittering giggles, occasionally reaching down to give one or both little kids a fond pat on the head.
"Hang on tight!" You called, lifting your legs high into the air and making a big fuss about them coming back down with each step. You even went so far as to make mock explosion noises with your mouth upon each landing, as if you were a city-crushing monster in some B-list movie. The little Tweels couldn't seem to get enough of it.
Jade was content to stay on the sidelines as Floyd budged his way over to you to join your game, hollering about how 'Mini-me can't keep the Shrimpy all to himself!' As fascinating a display as it was, Jade would much prefer to watch how you interacted with his young self without you worrying about what he may think. Observing you in your natural environment, he rationed. Free of external stimuli.
Though one thought shone above the others in Jade's mind as you scooped up his younger self, beaming as you let the toddler coil up in your arms. The thought of how one day, you would make quite the incredible parent.
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cryptidclaw · 1 year
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Cryptidclaw's WC Prefixes List!
Yall said you were interested in seeing it so here it is! 
This is a collection of mostly Flora, Fauna, Rocks, and other such things that can be found in Britain since that’s where the books take place! 
I also have other Prefixes that have to do with pelt colors and patterns as well!
Here’s a link to the doc if you dont want to expand a 650 word list on your Tumblr feed lol! the doc is also in my drive linked in my pined post!
below is the actual list! If there are any names you think I should add plz tell me!
EDIT: I will update the doc with new names as I come up with them or have them suggested to me, but I wont update the list on this post! Plz visit my doc for a more updated version!
Animals
Mammal
Badger
Bat
Bear
Beaver
Bison
Boar
Buck
Calf
Cow
Deer
Elk
Fawn
Ferret
Fox
Goat
Hare
Horse
Lamb
Lynx
Marten
Mole
Mouse
Otter
Rabbit
Rat
Seal
Sheep
Shrew
Squirrel
Stoat
Vole
Weasel
Wolf
Wolverine
Amphibians
Frog
Newt
Toad
Reptiles
Scale
Adder
Lizard
Snake
Turtle
Shell
Birds
Bird
Down
Feather
Albatross
Bittern
Buzzard
Chaffinch
Chick
Chicken
Coot
Cormorant
Corvid
Crane
Crow
Curlew
Dove
Duck
Dunlin
Eagle
Egret
Falcon
Finch
Gannet
Goose
Grouse
Gull
Hawk
Hen
Heron
Ibis
Jackdaw
Jay
Kestrel
Kite
Lark
Magpie
Mallard
Merlin
Mockingbird
Murrelet
Nightingale
Osprey
Owl
Partridge
Pelican
Peregrine
Petrel
Pheasant
Pigeon
Plover
Puffin
Quail
Raven
Robin
Rook
Rooster
Ruff
Shrike
Snipe
Sparrow
Starling
Stork
Swallow
Swan
Swift
Tern
Thrasher
Thrush
Vulture
Warbler
Whimbrel
Wren
Freshwater Fish 
Fish
Bass
Bream 
Carp
Dace
Eel
Lamprey
Loach
Minnow
Perch
Pike
Rudd
Salmon
Sterlet
Tench
Trout
Roach
Saltwater fish and other Sea creatures (would cats be able to find some of these? Probably not, I don't care tho)
Alge
Barnacle
Bass (Saltwater version)
Bream (Saltwater version)
Brill
Clam
Cod
Crab
Dolphin
Eel (Saltwater version)
Flounder
Garfish
Halibut
Kelp
Lobster
Mackerel
Mollusk
Orca
Prawn
Ray
Seal
Shark
Shrimp
Starfish
Sting
Urchin
Whale
Insects and Arachnids
Honey
Insect
Web
Ant
Bee
Beetle
Bug
Butterfly
Caterpillar
Cricket
Damselfly
Dragonfly
Fly
Grasshopper
Grub
Hornet
Maggot
Moth
Spider
Wasp
Worm
Trees
Acorn
Bark
Branch
Forest
Hollow
Log
Root
Stump
Timber
Tree
Twig
Wood
Alder
Apple
Ash
Aspen
Beech
Birch
Cedar
Cherry
Chestnut
Cypress
Elm
Fir
Hawthorn
Hazel
Hemlock
Linden
Maple
Oak
Pear
Poplar
Rowan
Redwood
Spruce
Willow
Yew
Flowers, Shrubs and Other plants
Berry
Blossom
Briar
Field
Flower
Leaf
Meadow
Needle
Petal
Shrub
Stem
Thicket
Thorn
Vine
Anemone 
Apricot
Barley 
Bellflower
Bluebell
Borage
Bracken
Bramble
Briar
Burnet
Buttercup
Campion
Chamomile
Chanterelle
Chicory
Clover
Cornflower
Daffodil
Daisy
Dandelion
Dogwood
Fallow
Fennel
Fern
Flax
Foxglove
Furze
Garlic
Ginger
Gorse
Grass
Hay
Heather
Holly
Honeysuckle
Hop
Hyacinth
Iris
Ivy
Juniper
Lavender
Lichen
Lilac
Lilly
Mallow
Marigold
Mint
Mistletoe
Moss
Moss
Mushroom
Nettle
Nightshade
Oat
Olive
Orchid
Parsley
Periwinkle
Pine
Poppy
Primrose
Privet
Raspberry
Reed
Reedmace
Rose
Rush
Rye
Saffron
Sage
Sedge
Seed
Snowdrop
Spindle
Strawberry
Tangerine
Tansy
Teasel
Thistle
Thrift
Thyme
Violet
Weed
Wheat
Woodruff
Yarrow
Rocks and earth
Agate
Amber
Amethyst
Arch
Basalt
Bounder
Cave
Chalk
Coal
Copper
Dirt
Dust
Flint
Garnet
Gold
Granite
Hill
Iron
Jagged
Jet
Mountain
Mud
Peak
Pebble
Pinnacle
Pit
Quartz
Ridge
Rock
Rubble
Ruby
Rust(y)
Sand
Sapphire
Sediment
Silt
Silver
Slate
Soil
Spire
Stone
Trench
Zircon
Water Formations
Bay
Cove
Creek
Delta
Lake
Marsh
Ocean
Pool
Puddle
River
Sea
Water
Weather and such
Autumn
Avalanche
Balmy
Blaze
Blizzard
Breeze
Burnt
Chill
Cinder
Cloud
Cold
Dew
Drift
Drizzle
Drought
Dry
Ember
Fall
Fire
Flame
Flood
Fog
Freeze
Frost
Frozen
Gale
Gust
Hail
Ice
Icicle
Lightening
Mist
Muggy
Rain 
Scorch
Singe
Sky
Sleet
Sloe
Smoke
Snow
Snowflake
Soot
Sorrel
Spark
Spring
Steam
Storm
Summer
Sun
Thunder
Water
Wave
Wet
Wind
Winter
Celestial??
Comet
Dawn
Dusk
Evening 
Midnight
Moon
Morning
Night
Noon
Twilight
Cat Features, Traits, and Misc. 
Azure
Beige
Big
Black
Blonde
Blotch(ed)
Blue
Bounce
Bright 
Brindle
Broken
Bronze
Brown
Bumble
Burgundy
Call
Carmine
Claw
Cobalt
Cream
Crimson
Cry
Curl(y)
Dapple
Dark
Dot(ted)
Dusky
Ebony
Echo
Fallen
Fleck(ed)
Fluffy
Freckle
Ginger
Golden
Gray
Green
Heavy
Kink
Knot(ted)
Light
Little
Lost
Loud
Marbled
Mew
Milk
Mottle
Mumble
Ochre
Odd
One
Orange
Pale
Patch(ed)
Pounce 
Prickle
Ragged
Red
Ripple
Rough
Rugged
Russet
Scarlet
Shade
Shaggy
Sharp
Shimmer
Shining
Small
Smudge
Soft
Song
Speckle
Spike
Splash
Spot(ted)
Streak
Stripe(d)
Strong
Stump(y)
Sweet
Tall
Talon
Tangle
Tatter(ed)
Tawny
Tiny
Tough
Tumble
Twist
Violet
Whisker
Whisper
White
Wild
Wooly
Yellow
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Newsies as things my friends have said (2/?)
Davey - don't krill over spilk milk
Race - As opposed to all the other withered old hags at the age of 32?
Jack - I bet you have a really long tongue because you have really long legs
Davey - Where did you get that from?
Les - Uh-huh
Race - I have the need. the need for kneed
Jack - my mom used to have a belly button
Davey - USED TO??
Katherine - I cant fall in love with an emo girl in these conditions
Spot - If you send me the fish one I'll bite off your toes
Les, after the newsies got their shit wrecked - If you're ever having a bad day, just remember how bad the dinosaurs got nerfed
Davey/Spot - I need to throw away my gum
Jack/Race - I'll eat it
Elmer - mmmm. ife
Token Pulitzer - Well, we force-fed him apples with the seeds. Hopefully he dies soon.
Race - I caught an acorn barnacle! Will it grown into an oarnk... wait.
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