An optical illusion has divided the internet as a photo of a black animal published to Reddit has people debating what it ...

While monotypic, birds in the south average smaller and tend to show bare dark grayish skin below eye (similar in shape to the yellow skin on yellow-billed magpie). Black bill and range ...

The most widespread, numerous, and geographically variable chickadee, this bird brightens winter days ... The calls of a flock of black-cappeds in the fall often signal the presence of migrant ...