Pachyderm, a term formerly used in biological classifications of the elephant, rhinoceros, hippopotamus, tapir, hyrax, and pig. The word, now used chiefly as a mock-scientific synonym for elephant, comes from the Greek for “thick-skinned.”The elephant is considered a pachyderm.
Loners might seem intriguing, but they lead dangerous lives -- a least those in the wolf world do. Lone wolves are outsiders, relying only on themselves to survive without a pack.
Something mysterious is going on in the bat world. Thousands of bats have been dying and the cause has yet to be determined. One thing most of the dead bats have in common is the appearance of fungus on their bodies. Is fungus the culprit behind the bats' deaths? Take this quiz to learn more about bats versus fungus.