Comparative anatomy prevails in the lesson exploring diversity among invertebrates. Biologists examine physical characteristics of an earthworm from phylum annelida and a meal worm from phylum insecta. They also inspect a cricket and a...

In this life cycle workbook, 3rd graders complete several different activities in which they analyze different invertebrates, identify arthropods, examine human biology and plants, and study natural environments. 20 different activities...

Students describe vertebrates in terms of observable body parts and characteristics and describe life cycles of familiar organisms. They identify familiar organisms as part of a food chain or food web and describe their feeding...

Students explore the diversity of life forms and the role that interdependency plays in our world through a mult-segmented unit. This segment introduces the unit.

Search the Invertebrate Zoology Collection, and read about original research performed on all 30 major invertebrate animal phyla except insects.

The Bug Club for young entomologists offers answers to insect questions, a colorful newspaper, and invertebrate caresheets if you're interested in keeping bugs as pets.

Discover more about the squid when you explore this resource. This site includes a diagram of this soft-bodied cephalopod and information on its diet, anatomy, predators and more.

This site provides links to elementary information about cephalopods. Students and teachers will find links to the blue ring octopus, the giant squid, the cuttlefish, octopus and more.

Come and discover what octopi eat and where they live when you visit this resource. Students and teachers will benefit from this clear and concise presentation of information.