Humans belong to the class known as Mammalia of the Animalia, or animal, kingdom. Members of the Mammalian class are often called mammals. They have spines and hair - except for whales older than fetuses - and in natural... More »

Birds lay eggs, although there are other egg-laying animals, including two mammals: the duckbill platypus and the echidna. These two creatures are natives of Australia. Scientists call these primitive egg-laying mammals ... More »

Mammals, including humans, belong to the Mammalian class, which is the highest order of vertebrates. Mammals have a backbone, grow hair, produce milk for the nourishment of their young via mammary glands and are warm-blo... More »

The snowshoe hare is scientifically classified as a member of the kingdom Animalia, phylum Chordata, Mammalia class, Lagomorpha order, Leporidae family and Lepus genus. The scientific name for the snowshoe hare is the Le... More »

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The scientific classification of the polar bear is in the kingdom Animalia, phylum Chordata, class Mammalia, order Carnivora, family Ursidae, genus Ursus and species maritimus. The polar bear's binomial name is Ursus mar... More »

Viruses do not belong in any of the five traditional kingdoms of Monera, Protista, Fungi, Plantae and Animalia, but some biologists say they belong in their own kingdom. Viruses lack cells, one criterion used to place en... More »

Sponges belong to the kingdom Animalia and phylum Porifera. Although commonly mistaken for plants, they are actually living creatures found in oceans, seas and rivers around the world. More »