The blue-eyed ground dove is one of Brazil’s hidden treasures, but there are only around 50 to 249 of these birds left in the ...

At first they all look like pretty blue birds with black marks. But look closer ... light reinforce and amplify one another and reflect back to the beholder’s eye. The result: blue, an example ...

The bird’s flight is strong and ... The wings and tail are a vivid blue, with fine black barring. The head, including the crest; back; and throat are blackish. Juveniles are washed with brownish ...

Thus, the bird's brain was thought to be nearly all instinct driven. The dark and light blue regions seen on the model constitute the brainstem, which sit toward the back of a bird's neck and ...