When it comes to fascinating animals, the ostrich stands out—not only because of its size but also due to a unique feature: ...

Ravens are specialized feeders on the carcasses of large mammals such as moose during the harsh winter months of North America. The birds roost together at night on a tree, arriving noisily from ...

The toothless beak, large eye sockets ... with Dr. Navalón’s team eager to explore how brain structures evolved in birds that bridged the gap between the early avians and their modern descendants.

“His brain was the size of a shelled walnut ... social dynamics of a flock of a few hundred wild common ravens—large birds with black, iridescent feathers that are distributed across ...

Their eyes are about the size of a billiard ball, measuring five centimeters across, which is five times larger than a human ...

Since birds have a smaller cerebral cortex than mammals, are they less intelligent than mammals? Recent work suggests that they may simply use other parts of the brain to effect intelligent behavior ...

The study aimed to digitally reconstruct the brain of the bird, which it has named Navaornis hestiae, to determine the evolutionary origins of the modern avian brain. Dr Guillermo Navalón ...

Its cerebellum, a brain structure that in living birds helps coordinate motor control ... It lived alongside huge long-necked plant-eating dinosaurs and large meat-eating dinosaurs.

Dr Audet and collaborators then measured brain size in their study birds. They found that the most advanced vocal learners and problem solvers had larger brains relative to their body size.