Some parrots in the Amazon no longer sound like they used to when they call out to each other through the trees. Scientists studying the yellow-naped amazon (Amazona auropalliata) have noticed in the ...

Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is primarily a combination of pigment and structure, not just a trick of the light. These birds’ emerald green, ...

Like humans, parrots have distinct vocal dialects and, like humans, they learn those dialects from their family and friends, so those dialects change when they relocate to a new area. Yellow-naped ...

Colombian law demands that, after rehabilitation, trafficked wildlife must be released in their original home range. But that is often difficult to determine. Researchers sequenced the DNA of Colombia ...