In this lesson, students will examine the similarities between crocodiles and humans as they compare and contrast skeletal structure, height ratios and body parts

Procedures for teachers using the "Sizing up the Supersize Croc" lesson plan, based on NATURE's "Supersize Crocs."

Romulus Whitaker is a reptile conservationist who has spent the past 40 years conserving the most endangered crocs. NATURE caught up with him to "talk crocs" in January 2007.

Find more resources, online and in-print, for NATURE's "Supersize Crocs."

Download wallpaper for your desktop from NATURE's "Supersize Crocs."

"The Reptiles: Alligators and Crocodiles" looks at the ultimate predators at the margins of the water and the land.

These crocodiles have evolved to hunt hutias -- and not only in the water.