Parrots and some other birds (like corvids) are ludicrously intelligent for their size and brain size. They can solve puzzles, use tools, copy speech and do all

Parrots and some other birds (like corvids) are ludicrously intelligent for their size and brain size. They can solve puzzles, use tools, copy speech and do all sorts of things that we usually associate with big-brained higher mammals. This looks like we're finally getting some sense of how birds' intelligence works from a neuroevolutionary sense.