Have you ever wondered how birds can stay warm in the cold winter months? Common redpolls are a great example. These energetic foragers weigh less than 15 grams and can survive temperatures that ...

Bird beaks have a variety of shapes and purposes. Here are common bird beak types you should look for and how they help birds find food.

Animals do all sorts of things to attract each other as potential mates. Many birds, for example, produce feathers with ...

Migrating birds travel thousands of miles each year between breeding and wintering grounds. Along the way, they must pause to rest and rebuild energy reserves. A recent study from Colorado State ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. There’s an important concept in evolutionary biology called ...