FILE - In this Sept. 26, 1997, file photo, a handler holds Tuatahi, a 3 week old Kiwi bird, the first kiwi born at Sydney's Taronga Zoo for more than 26 years. Scientists say they have sequenced the ...

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team trained wild hummingbirds to ...

From performing intricate surgeries or hitting baseballs that come at us at 100 miles per hour, we humans might think that we have pretty decent vision. But according to a recent study published in ...

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team led by Princeton's Mary ...

Plumage. An incredible world, for an incredible phenomenon. Say it with me now: plumage. Picture the colors, their variety and richness. Picture, while you’re at it, some other stuff relevant to this ...