Animals with blue eyes are a rare occurrence in nature due to being linked to recessive genetics, mutations, and specific genes. Despite that, many species still have beautifully rich blue eyes. While ...

Blue is one of the rarest colors in the animal kingdom, and unlike other pigments found in nature, most blue creatures don’t actually produce blue pigment. Instead, their color comes from structural ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Blue blood may look alien, but it’s one of evolution’s most ...

Little known (its eggs were found only three years ago), seldom seen except in the far South (it stops infrequently on its flight from Baffin Land), is the great blue goose. Last week President Thomas ...