The redder, the better. And I’m not talking about beets, roses or presidential candidates. I’m talking birds. Well, some birds. In various species, red coloration in a male’s feathers or beak is an ...

A brightly plumed red bird has come to town, and it’s busy breeding throughout local neighborhoods — and we’re not talking about our beloved northern cardinal. The newcomer is a summer tanager that ...

Right across the bird and animal kingdoms, the colour red is used for communication, often to attract mates, and zebra finches are no different: the males have a distinctive red beak, which is a ...

In the bird world, the color red has special significance. Many species use red signals to attract mates or deter rivals, adding the color to their beaks, feathers, or bare skin. Generally speaking, ...

Look at a bird’s beak to see what family the bird belongs to and the kind of food it eats. Seeing a bird with a long, needlelike beak would tell us it’s in the hummingbird family that probes flowers ...