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Season 5 Episode
- Season 4 Rivers & Streams
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Bill Nye the Science Guy - Season 4 Episode 15 Invertebrates
7.21 26 minutes Worms, squid, clams, and flies are spineless creatures. They’re not afraid, they’re invertebrates – animals that don’t have backbones. Invertebrates are everywhere. You can find invertebrates in the sea, in freshwater, and on land. There are about 30 times more invertebrates than vertebrates on Earth.
