[R] Garrick
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Garrick, L. D., and Garrick, R. A. (1978). Temperarure influences on hatchling Caiman crocodilus distress calls. Physiol. Zool. 51: 105-113.
Garrick, L. D., Lang, J. W, and Herzog, H. A., Jr. (1978). Social signals of adult American alligators. Bull. Am. Mus. Nat. Hist. 160:153-192.