Although its beak is quick sharp, the bird sometimes dies choking on prey that’s too big for its throat. While long and wide ...

Smaller finches with less-powerful beaks perished. So the birds that were the winners in the game of natural selection lived to reproduce. The big-beaked finches just happened to be the ones ...

Australian birds are changing shape due to rising temperatures. Over 100 species show smaller bodies and larger beaks, aiding heat dissipation. Long-term warming increases beak size, but short-term ...

You can see the chick's beak moving inside the egg ... As nonprofit Friends of Big Bear Valley livestream the bird family’s nest much to the happiness of the eagles’ fans, the bird couple ...