August 18, 2017

Vertebrates

Vertebrates

Vertebrates are animals with an internal backbone or spinal column. There are over 85,000 species of vertebrate animals such as amphibians, birds, fish, mammals and reptiles. Most large land animals are vertebrates. Even large sea animals, such as the whale, are vertebrates. However, only about 5% … [Read more...]

Reptiles

The Crocodile is a common type of Reptile

Reptiles are some of the oldest life forms on Earth, with fossils dating back about 320–310 million years. Reptiles are cold-blooded, four-legged vertebrates that inhabit every continent of the world, except Antarctica. A reptile's skin is covered with a tough external plate or scute, such as the … [Read more...]