What are Invertebrates?

Invertebrates are the most abundant creatures on the planet — comprising more than 97% of all known animal species. By definition, an invertebrate is an animal without a backbone. That includes jellyfish, sponges, worms, snails, bees, lobsters, and spiders.

Below is the list of invertebrates on exhibit at the Zoo or shown through Animals & You.

Please click the links to view the fact sheets.


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