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Which animals eat adult caddisflies?

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Caddisfly — caddisfly Adult caddisfly (*Trichoptera*).

Adult caddisflies serve as a significant food source for a variety of predators within their ecosystems. Animals that feed on adult caddisflies include:

Fish: Trout are known to consume flying adults, a behavior that has made caddisflies a primary model for artificial lures in fishing.21
Birds: Various avian species prey upon the adults.2
Amphibians and Reptiles: Both frogs and lizards are known predators of adult caddisflies.2
Invertebrates: Spiders and dragonflies hunt the adults.2
Mammals: Bats frequently feed on adult caddisflies, particularly as the insects fly at night.2