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Biological Evolution: Unity and Diversity: Vertebrates and Invertebrates
Segmented Worms
Description
Segmented Worms
Segmented worms, also known as annelids, are animals with bodies divided into repeated segments. Each segment contains structures that help the worm move, sense its environment, and process nutrients. Earthworms are a well-known example of segmented worms. They p...
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Transcript
Have you ever seen a worm wiggle through the dirt?
Many of these worms are annelids, or segmented worms, because their bodies are divided into segments.
Segmented worms include earthworms, leeches, and colorful marine worms.
They move in different ways; earthworms push forward with tiny bristles and muscles, leeches stretch and...
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