The Center for Biological Diversity launched a lawsuit today against the U.S. Fish and Wildlife Service to protect a rare Nevada toad and fish whose aquatic habitats may be depleted by groundwater ...

Golden tortoise beetles do not look like real beetles. But they do exist and are plentiful throughout North America.

Green anacondas can grow to almost 9m in length and weigh more than 250kg – that's about the weight of a male grizzly bear.

Today, only one species of the spiny dormouse survives, in southern India. However, the oldest spiny dormouse in evolutionary history, a member of the rodent family, was found in sediment dating back ...