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What do most tadpoles eat?

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Most tadpoles are primarily herbivorous, feeding on algae and various forms of plant matter found in their aquatic environments.12

Their specific feeding habits often depend on their habitat:
* Pond-dwelling tadpoles: These typically graze on both free-floating and attached vegetation.2
* Stream-dwelling tadpoles: These often possess specialized mouthparts that allow them to anchor themselves to stones, where they graze on coatings of algae and [bacteria].2

While the majority of tadpoles follow this herbivorous diet, there are notable exceptions. Some species, such as certain tree frogs, may consume aquatic insect larvae, while the larger tadpoles of some species have been observed feeding on the eggs of other frogs.2