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| Field study of the social behavior of the black lizard, Ctenosaura pectinata. American Museum novitates ; no. 1493 |
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| Title: | Field study of the social behavior of the black lizard, Ctenosaura pectinata. American Museum novitates ; no. 1493 |
| Other Titles: | Social behavior of the black lizard |
| Authors: | Evans, Llewellyn Thomas. |
| Issue Date: | 1951 |
| Publisher: | New York : American Museum of Natural History |
| Series/Report no.: | American Museum novitates ; no. 1493 |
| Abstract: | "A colony of 22 lizards (Ctenosaura pectinata) was located on the loose-rock wall of a cemetery near the village of Acapancingo, near Cuernavaca, Morelos, Mexico. This colony was studied during the late winter and spring. Animals were identified by such distinguishing marks as broken or regenerated tails, specific markings of the neck, the degree of blackness of the skin, and by individual behavioral traits. Each tended to remain on or in the vicinity of a particular rock, usually one located slightly higher than others along the wall. These sunning or lookout stones were between 15 and 30 feet apart. Three of the females shared sunning rocks with their mates, while two females occupied separate points along the wall. Among the adult males a hierarchy, which comprised at least eight individuals, was found to exist. The highest ranking male preëmpted the right to trespass upon the footage of any other male that dwelled upon the wall. If he encountered any sign of opposition as he crosse... |
| Description: | 26 p. : ill. ; 24 cm. Includes bibliographical references (p. 24-26). |
| URI: | http://hdl.handle.net/2246/4244 |
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