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.
Knowing how to set up an aquarium is vital to the survival of your freshwater fish. Learn the important initial steps of how to set up an aquarium.
The Middle and Late Jurassic Periods were a time in which the dinosaurs took over the world. This is also the time period when Pangea broke apart, which separated many species of dinosaurs.