Crocodilians: An Order of Fear (updated)

This topic submitted by Nathan Moyer ( at 3:32 PM on 5/6/02.

Every now and then we catch a Boa Constrictor, Drake Bay, Costa Rica!

Tropical Field Courses -Western Program-Miami University

We will learn about the order of the Crocodilians, possibly the most feared order on Earth! Crocodilians are amazing primitive, yet successful, animals. They have been around since the dinosaurs but are facing their biggest challenge surviving today because of us! It is important we all learn about and respect these creatures because human ignorance may ultimately be killing the crocodilians.

I. Evolution/history
II. Order Crocodilia
a. Gavialidae
b. Crocodilidae
c. Alligatoridae
III. Crocodilian Ecology
a. Breeding
b. Diet
c. Distribution
IV. Conservation
V. Crocodilians of Costa Rica


Alder, K. and T.R. Haliday. 1986. Reptiles and Amphibians. Torstar, New York. 160 p.

Alderton, D. 1991. Crocodiles & alligators of the world. New York. 190 p.

Britton, Adam. 1995. Crocodilian Biology Database. . 3/27/02

Grenard, S. 1991. Handbook of alligators and crocodiles. Malabar, Fla. 210 p.

Hedges, S.B. and L.L. Poling. 1999. A Molecular Phylogeny of Reptiles. Science. 283:118-1001.

Janzen, D.H. 1995. Costa Rican Natural History. Chicago Press, Chicago. 816 p.

King, F.W. and R.L. Burke. 1989. Crocodilian, tuatara, and turtle species of the world : a taxonomic and geographic reference. Washington. 216 p.

King, F.W. 2002. Crocodilian Specialist Group Newsletter
. 3/27/02

Kricher, J. 1999. A Neotropical Companion. Princeton U. Press, New Jersey. 451 p.

Minton, S.A. Jr. 1973. Giant Reptiles. Schribner, New York. 345 p.

Naish, D. 2001. Crocodilians. Geology Today. 17:71-77.

Platt, S.G. and J.B. Thorbjarnarson. 2000. Status and conservation of the American crocodile, Crocodylus acutus, in Belize. Biological Conservation. 96:13-20.

Rodriguez, J.P. 2000. Impact of the Venezuelan economic crisis on wild populations of animals and plants. Biological Conservation 96:151-159.

Sereno, P.C., H.C. Larsson, C.A. Sidor, and B. Gado. 2001. The Giant Crocodyliform Sarcossuchus from the Cretaceous of Africa. Science. 294:1516-1519.

Strawn, M.A. 1997. Alligators Prehistoric Presence in the American Landscape. John Hopkins, Baltimore. 227 p.

Wildlife Fact File. 1996. Crocodilians, Animal Behavior. Series 96, Packet 96, Card 91.

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