Researchers at Spain's National Museum of Natural Sciences have discovered an unlikely health benefit for people with ...

A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells.

A pigment in red hair may have a secret superpower: It can turn a toxic threat into a splash of color. Scientists studying the orange-to-red melanin in bird feathers have found that its production can ...

A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells. Pheomelanin is an orange-to-red pigment that is built with the amino acid cysteine ...

They say that hindsight is 20/20, and though the theory of ecological speciation—which holds that new species emerge in response to ecological changes—seems to hold in retrospect, it has been ...

This work has crated the map of synaptic connectivity between the inputs and outputs of song premotor nucleus, HVC in zebra finches to understand how sensory (auditory) to motor circuit interact to ...

Ronan the sea lion can dance to a lot of different songs, but there is something about “Boogie Wonderland,” by Earth, Wind and Fire that really gets her going. It didn’t take more than a few days for ...

Summary: Young zebra finches learn their birdsong by observing and imitating adult “tutor” birds, but they don’t follow just anyone. A new study shows that juvenile finches prefer tutors who sing ...

This is a preview. Log in through your library . Abstract There is ample evidence that phenotypic traits are important mate choice criteria. Yet, we still know little about the importance of ...

Neighboring groups of birds within the same species can create very different-looking nests — showing that their nest-building choices aren't solely controlled by instinct and the environment. Instead ...