Our earliest mammalian ancestors avoided the dominant dinosaurs by only coming out at night and having uniformly dark, ...

The brightly colored male American goldfinch is especially recognizable. The American regularly visits seed feeders, particularly in the east. It is often very gregarious, especially during the ...

The ornately colored sea anemone (uh-NEM-uh-nee) is named after the equally flashy terrestrial anemone flower. A close relative of coral and jellyfish, anemones are stinging polyps that spend most ...

Animals use a variety of sensory channels ... Male green anoles, Anolis carolinensis, bob their head and extend a brightly colored throat fan (dewlap) when signaling territory ownership.

Wildlife rangers in Belize saw an oddly colored creature fall from a tree ... Leucism is often confused with albinism. Albino animals lack pigment in their fur and have eyes which “appear ...