Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. It may ...

The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages Six species of swallowtail butterflies occur locally ...

(Nanowerk News) Set against a piece of black construction paper, the wings of the male cattleheart butterfly look even blacker than black. “Some animals have taken black to an extreme,” said Alex ...

A stunning black butterfly rests gently on a green leaf, displaying its wide wings with subtle white markings. The natural ...