This golden stone is Copal Amber from Colombia. Copal, sometimes referred to as “young amber” has been dated from tens of thousands to several million years old. by @ Astoneforeveryhome /IG
every single animal in this comic is extinct. it's not too late for the ones that are left.
edit: thanks @mudcrabmassacre for the correction, smilodon fatalis did not in fact go extinct in 1023 AD. the actual prediction is around 10,000 years ago - I think i may have missed a zero or two.