They observed in both bats and birds that the shape of the bones within a species' wing (handwing, radius, humerus), or within a species' leg (femur and tibia) are correlated—meaning that within ...

Cormorants comprise 40 species of aquatic birds and are another group of awesome types of beach birds. They are medium to ...

They never fly, their wings are too little to support ... The two birds were, however, close cousins. Both birds descended from a small species of pigeon that likely flew to the islands about ...

The team measured the wing and leg bones of 111 bat species and 149 bird species from around the world. Their dataset ...