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larval case
biology
Learn about this topic in these articles:
development of caddisfly
- In caddisfly: Life cycle
In some species the larvae form webs of debris for protection, while others form a funnel-like web between stones in running water to catch food. Some protect their bodies with cases, whereas others spin protective lairs or are free-living. They produce silk from glands on the lower lip (labium),…
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