The camel, polar bear, penguin, golden eagle, shark, and ostrich are displayed as examples of animal that have adapted to their particular environments. Each slide has a picture of the animal and a bullet-style list of the animal's...

Students discuss their knowledge of sharks. In this shark instructional activity, students read about various sharks and look up shark sightings in an online newspaper. They create Shark-shaped poetry. 

The information provided at this site is part of a larger online exhibit centered on fossils and fossil research. The shark tooth is listed as one type of fossil and here it is pictured and described.

A close-up look at a full set of sharks' teeth.