Honeybees and cells have a limited set of options that are programmed into their genomes.
Icefish, aka the family Channichthydiae, survive at 0oC in the Southern Ocean by maintaining blood viscosity at the set point of 3.27 centipoise.
Outside of Darwinian fantasy land, we lack any transitional fossils to document an assumed gradual evolutionary development of characteristic pterosaur wings.
We’re beginning to find out more about how animals that don’t really “think” much can keep track of numbers, when needed.
Is a sense of humor a byproduct, an accident, or was it installed on purpose? For better health? There definitely seems to be a purpose.