Tiger salamander (Ambystoma tigrinum)

Western-central Canada south to Mexico and east and north to Long Island, New York; sandy soils; common as pets

Varies according to type; can be up to 12 inches (31 centimeters)

Axolotl salamander (Ambystoma mexicanum)

Native to Xochimilco and Chalco lakes, Mexico City; strictly aquatic; common as pets

8 to 11 inches (20 to 28 centimeters)

Marbled salamander (Ambystoma opacum)

Southern New England and west to parts of Texas, Illinois, Oklahoma, and south to north Florida; variety of habitats

Up to 4.25 inches (11 centimeters) in length

Redback salamander (Plethodon cinereus)

Canada, northern United States to Midwest; woodland

Small: 2.6 to 4.9 in (6.5 to 12.5 cm)

Seal salamander (Desmognathus monticola)

Southwestern Pennsylvania to Georgia and Alabama; streams, ravines, and similar habitat

Size varies

Blackbelly and shovelnose salamanders (Desmognathus quadramaculatus, D marmoratus)

Appalachia; springs and streams

Medium to large

Two-lined and Junaluska salamanders (Eurycea bislineata, E junaluska)

Eastern half of North America

Small: up to 4.7 inches (12 centimeters)

Eastern or red-spotted newt (Notophthalmus viridescens)

Eastern half of North America, southern Canada, Texas, Oklahoma, Florida; watery areas

Varies

California newt (Taricha torosa)

California, west coast of United States

Up to 8 inches (20 centimeters)

Rough-skinned Oregon newt (Taricha granulosa)

Coastal Pacific northwest from southeast Alaska to San Francisco, California; aquatic or woodlands

5 to 8.5 inches (13 to 22 centimeters)

Fire-bellied newt (Cynops pyrrhogastea)

China and Japan; however, they are commonly bred and kept as pets

Varies; generally from 3 to 5 inches (8 to 13 centimeters)