In the biological world, if y ou are adapted to a live and depend upon a specific habitat, or have evolved to feed on a specific kind of food, you are called a species specialist. Conversely, if ...

The American dipper, a drab-looking bird no larger than a robin, is a splashy rarity: a songbird that swims and even walks underwater. This round-bodied gray bird with short wings and a stubby tail is ...

It seems like there are as many different strategies employed for a bird’s survival as there are species of bird. Think about all the different ways and things a bird must do just to ...