NYPL's Public Domain Archive. Not developed or endorsed by NYPL. Part of the World's largest public domain source PICRYL.com.
1. Ambystoma tenebrosum, Black Mudpup. b, head from above; 2. Ambystoma ingens, The Huge Mudpup. a. full view, b. side of head, c. head above, d. from below, e. f. g. as seen from below; 3. Ambystoma macrodactylum (Astoria, Oregon); 4. Ambystoma  vehiculum (Astoria, Oregon); 5. Batrachoseps attenuatus, (California).

Similar

1. Ambystoma tenebrosum, Black Mudpup. b, head from above; 2. Ambystoma ingens, The Huge Mudpup. a. full view, b. side of head, c. head above, d. from below, e. f. g. as seen from below; 3. Ambystoma macrodactylum (Astoria, Oregon); 4. Ambystoma vehiculum (Astoria, Oregon); 5. Batrachoseps attenuatus, (California).

Explore more

natural history
natural history