Soft bodies, often with a hard outer shell. Includes snails, slugs, clams, oysters, octopus.
Segmented worms. Includes earthworms and leeches.
Long body with many segments and many legs. Includes centipedes and millipedes.
2 legs per segment
4 legs per segment
Hard shell cover, two pairs of antennae. Includes crabs, shrimp, lobsters, barnacles.
No wings, 8 legs. Includes spiders, mites, ticks, scorpions.
Biggest group. 6 legs. Head, thorax, abdomen. Includes flies, bees, ants, butterflies, beetles, etc.
moths & butterflies
Invertebrates at the Hastings Reserve
Insects at the Sagehen Reserve
University of California, Berkeley
Berkeley Natural History Musums
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Last updated: Nov 17, 2006