The photographs show the underside of the beak bones, and the red struictures on the right show the neurovascular tissue (nerves and blood ... similar to that of the birds with known bill-tip ...

A newly discovered fossil provides strong evidence that modern birds lived alongside dinosaurs. The 69-million-year-old skull ...

Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with less-powerful beaks perished.

But why is a barred owl more of a baritone, while a cedar waxwing is a soprano? And what influences a bird’s vocal range, and the kinds of sounds it can make? Beak size? Body size? Geography? To ...

"I got kind of nervous," he said. "Mr. (Larry) Bird was in there watching. Nothing impresses Mr. Bird." "He's the best with the stone face," George said. All things Pacers: Latest Indiana Pacers ...

Beak and Feather Disease Virus (BFDV) is a significant pathogen affecting psittacine birds, commonly known as parrots. This virus is responsible for causing beak and feather disease, which leads ...