Describes the physical characteristics, habitats, and life cycles of the group of reptiles known as the crocodilians, which includes alligators, crocodiles, caimans and gavials.
Describes the physical characteristics and behavior patterns of cats that live in cold, snowy environments, including snow leopards, Siberian tigers, and cougars.
Discusses the importance of camouflage in the animal kingdom, describing different types of disguise including disruptive coloration, countershading, mimicry, and masking.