A bird beak is the most important resource it has ... and shut in less than a hundredth of a second. Large raptors, like red-tailed hawks, bald eagles and great horned owls, survive on prey ...

To celebrate the beginning of spring in the Gaelic calendar, ornithologist Seán Ronayne is across the schedule on RTÉ lyric ...

Females prefer beaks that are redder. Males use the red-orange colouration as a way ... caused by how well the light-sensitive cells in the bird's eyes distinguish difference wavelengths of ...

sat a Crow and in the Crow’s beak was the biggest piece of cheese he’d ever seen. Now the Fox loved cheese more than anything in the whole world and he decided that come what may he would have ...