According to designer Edward C. Eyth, you can tell Pip and Pop apart based on the placement of their ears. Pip's ears are lower on his head than Pop's.
Bear in the big blue house has peak character design- not only does it incorporate large man, small eyes, big eye brows trope, but also small crack head twins, adhd single child, and anxiety small blue dude, cryptid who lives in the walls, and a chill celestial gods who casually provide therapy. Between that and the incorporation of multiple puppeteering styles for storytelling, I felt like it was really ahead of it’s time. In this essay I will-
To celebrate Bear in the Big Blue House coming to Disney+ on October 19th, here’s a clip of my last two braincells, Papa Bear, and the scrunkly scrimblo spoingle that lives in my head rent free:
Tutter's favorite room in the Big Blue House is the kitchen, Pip and Pop like the bathroom, Treelo's favorite room is Bear's bedroom because it has a bed, and Bear's favorite room is the attic because he gets to talk to Luna.
Source:
Bear in the Big Blue House. Episode 101: "Home is Where the Bear Is." October 20, 1997.