Estimation of Age for Trachemys scripta and Deirochelys reticularia by Counting Annual Growth Layers in Claws

Autor: Thomas, R. Brent, Beckman, Daniel W., Thompson, Kip, Buhlmann, Kurt A., Gibbons, J. Whitfield, Moll, Don L.
Zdroj: Copeia, 1997 Dec 01. 1997(4), 842-845.
Databáze: JSTOR Journals