What features do scientists use to classify animals into groups? Class groups examine a series of paired images of vertebrates (a bass and a trout, a toad and a newt, a crocodile and a tortoise, an owl and a robin, a tiger and a bear)...

Students explore how infrared images give biologists or zoologists detailed information on how warm-blooded and cold-blooded animals thermoregulate. They are introduced to infrared imaging technology and the information that such images...

Do you eat more when you are hot or when you are cold? Young scientists observe the eating pace of two caterpillars at different temperatures. The differences in endotherm and ecotherm animals' ability to adjust to temperature change...

Students analyze different habitats. In this habitat lesson, students evaluate what animals need in their habitats. Students participate in the game Habitat Hopscotch.