Conservation & Population
Some water striders act like tiny water‑watchers: by studying the chemicals in their bodies, scientists can tell whether a pond or stream is polluted.

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Some water striders act like tiny water‑watchers: by studying the chemicals in their bodies, scientists can tell whether a pond or stream is polluted.
Ladybugs can walk underwater by trapping air bubbles around their bodies!
A silkworm spends 3–4 days spinning its cocoon, working non-stop (without breaks) until it’s finished!
Pesticides used on lawns and gardens can harm firefly larvae living in the soil!
Silkworms have powerful jaws called mandibles (strong mouth parts) that help them chew through tough mulberry leaves!