By Catherine Allen

Following within the footsteps of Gale's acclaimed Grzimek's Animal lifestyles Encyclopedia, 2d Ed., Grzimek's scholar Animal existence Resource deals large, entire assurance of the animal state, starting from the easy -- sponges and corals -- to the advanced -- mammals. during this 20-volume set, animals are grouped by means of significant classifications: sponges; corals; jellyfishes; segmented worms; crustaceans and mollusks; bugs; fishes; amphibians; reptiles birds; and mammals.

In addition, this scholar variation contains an summary with photographs and illustrations, and is found in every one quantity of the set. The "Words to understand" part supplies a pronunciation and definition in the textual content to medical or different tricky phrases and names. additionally incorporated during this model are the Species record by way of Biome and Species record via Geographic diversity.

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A. Holman. Michigan Turtles and Lizards. East Lansing: Michigan State University, 1990. Pough, F. , R. M. Andrews, J. E. Cadle, M. L. Crump, A. H. Savitzky, and K. D. Wells. Herpetology. Upper Saddle River, NJ: Prentice Hall, 1998. Stebbins, Robert C. A Field Guide to Western Reptiles and Amphibians. 3rd ed. Boston: Houghton Mifflin, 2003. Zug, G. , L. J. Vitt, and J. P. Caldwell. Herpetology: An Introductory Biology of Amphibians and Reptiles. San Diego, CA: Academic Press, 2001. 12 Grzimek’s Student Animal Life Resource PIG-NOSE TURTLE Carettochelyidae ▲ Class: Reptilia Order: Testudines Family: Carettochelyidae family C H A P T E R One species: Pig-nose turtle (Carettochekys insculpta) PHYSICAL CHARACTERISTICS phylum This family has only one member: the pig-nose turtle.

Sometimes these surfaces come to a sharp point in front and look much like the hook on the end of a hawk’s or eagle’s beak. Turtles with such pointed upper jaws are often said to have horny beaks. Turtles and tortoises, like birds, dogs, humans, and other animals, are vertebrates (VER-teh-brehts), which means they have a backbone. Turtles and tortoises are unlike all other vertebrates in that their hip and shoulder bones are inside the rib cage instead of outside because the ribs are attached to the upper and 8 Grzimek’s Student Animal Life Resource lower shells.

Many lizards are also excellent climbers and slither through trees looking for insects or bird eggs to eat. Getting to Know Reptiles xxxiii NEW REPTILES Scientists believe that many more reptiles live on Earth than those they know about. In fact, they are continuing to find new reptiles today. species. He named the snake Slowinski’s corn snake in honor of snake researcher Joseph Slowinski, who died in 2001 when he was bitten by venomous snake. Sometimes, they discover new species inside old ones.

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