a herbivorous bird with a large beak. The completely preserved skull was initially misidentified as belonging to a crocodile. Michael Stache, a geological preparator at MLU’s Central Repository ...

“A large part of it hinges upon when birds evolved a relatively large brain. Just like in humans, bigger brains drive a lot ...

Scientists suggest that bigger brains in bird ancestors led to more flexible skulls, playing a key role in their evolution.

Modern birds, along with certain snakes and fishes, have skulls whose jaws and palates are not firmly fixed in place.

Unlike with rams and rhinos, the screamer’s horn doesn’t seem to be a weapon, because it is only loosely attached to the skull and known ... the weight of these large birds, which is thought ...

A recent study found a nearly complete skull in Antarctica that may belong ... It could be the oldest known modern bird. Its brain structure and long beak resemble those of today’s waterfowl ...