释义 |
pond snailnounAn aquatic European snail with a brown conical shell, living typically in fresh water.- Genus Limnaea, family Limnaeidae.
We were led to propose a creative evolutionary role for intragenic DNA inversions through our studies of the nitric oxide-signaling pathway in the nervous system of a pond snail Lymnaea stagnalis....- Predator snails control plant-eating snails, and pond snails help keep the water clean.
- Mallards and black ducks also dive for pond snails and probably a range of aquatic insects like dragonfly nymphs.
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