An introduction to the characteristics of the major groups of vertebrates: fish, amphibians, reptiles, birds, and mammals.

A brief introduction to the various members of the dog family, including the wolf, the fox, and the domesticated breeds.

An introduction to the characteristics of the major groups of invertebrates.

A brief introduction to the physical characteristics, habits, and natural environment of various members of the cat family.

Explains how spiders differ from other creatures and from each other.