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At an aquarium I watched a tropical fish have fun with a water jet. It would swim into the jet, get propelled from it across the tank, then swim back, repeating as long as I watched it.

Part of me felt bad for how bored it must've been living its life in such a tiny habitat. Part of me felt joy that it was indeed having fun doing loops in its waterpark.

You’ll probably enjoy this article

https://lithub.com/shes-bouncing-the-ball-on-the-uncanny-way...

Example of this from another comment: https://youtu.be/1WupH8oyrAo

I read this as "cow" initially and it changes everything about your story. Especially the part when you say "clever little birds." That part did cause me to reread it.