Add Yahoo as a preferred source to see more of our stories on Google. short-toed eagle eye Here's some science trivia for you: unlike the inner retina in most animals (including us), birds' inner ...

The eastern bluebird is a special bird. The blue of its feathers is unique. However, this colour is not based on pigments but on the special structure of the feather. Viewed under the microscope, the ...

To help migratory birds in the daytime, experts suggest adding external markers that will make the glass more visible to fast ...