Sea turtles : a complete guide to their biology, behavior and conservation /

por Spotila, James R.
Publicado 2004

Population assessment of the American crocodile, Crocodylus acutus (Crocodilia: Crocodylidae) on the Pacific coast of Costa Rica /

por Mauger, Laurie A., Mauger, Laurie A., Vélez, Elizabeth, Cherkiss, Michael S., Brien, Matthew L., Boston, Michael, Mazzotti, Frank J., Spotila, James R.

Effects of illegal harvest of eggs on the population decline of leatherback turtles in las Baulas Marine National Park, Costa Rica.

por Santidrián Tomillo, Pilar