Clearly birds are starting to evolve better ears as the birds with worse hearing are being killed off by their biggest and most silent predator, the cat. Birds these past centuries must have shifted towards this evolutionary trend as the cat has gotten more widespread.
Clearly birds are starting to evolve better ears as the birds with worse hearing are being killed off by their biggest and most silent predator, the cat. Birds these past centuries must have shifted towards this evolutionary trend as the cat has gotten more widespread.