. Beginners' Zoology . Fig. 263.— A Salamander. Fig. 264. —A Lizard. salamanders (Figs. 263 and 264). State in a tabular formtheir differences in skin, toe, manner of breathing, develop-ment from egg, shape of tail, habitat, habits. Each hasan elongated body, two pairs of limbs, and a long tail, yetthey are easily distinguished. Are the differences sug-gested above valid for the other batrachians (frogs) andother reptiles { turtles) ? Trace the same differences 139 I40 BEGINNERS ZOOLOGY between the toad or frog (Fig. 250) and the hornedrtoad, which is a lizard (Fig. 265).. Fig. 265. —Horne

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. Beginners' Zoology . Fig. 263.— A Salamander. Fig. 264. —A Lizard. salamanders (Figs. 263 and 264). State in a tabular formtheir differences in skin, toe, manner of breathing, develop-ment from egg, shape of tail, habitat, habits. Each hasan elongated body, two pairs of limbs, and a long tail, yetthey are easily distinguished. Are the differences sug-gested above valid for the other batrachians (frogs) andother reptiles { turtles) ? Trace the same differences 139 I40 BEGINNERS ZOOLOGY between the toad or frog (Fig. 250) and the hornedrtoad, which is a lizard (Fig. 265).. Fig. 265. —Horned Toad Lizard, of the Southwest{^Fhrynosoma cornitd). x|. Study of a Turtle or a Tortoise Suggestions. — Because of the ease with which a tortoise ora turtle may be caught and their movements and habits studied, it issuggested that one of these be studied as an example of a live specimen, a skeleton of one species and the shells ofseveral species should be available.

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