| 1. | These apple snails lay gelatinous masses of eggs on submerged portions of plants.
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| 2. | The apple snail is a keystone species in Pantanal's ecosystem.
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| 3. | Apple snails inhabit various ecosystems : ponds, swamps and rivers.
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| 4. | The larger apple snail will also prey upon ramshorn snails.
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| 5. | The shell is quite thin compared to other family members of the apple snail family.
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| 6. | Research has demonstrated that water-level control in the Everglades is depleting the population of apple snails.
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| 7. | Development has destroyed wetlands _ cutting back the apple snail population and starving the snail kites.
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| 8. | For example, Florida apple snails ( " Pomacea paludosa " ) are an amphibious fresh water mollusk.
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| 9. | In Florida the distribution of apple snails is the best predictor of where limpkins can be found.
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| 10. | ""'Lanistes bicarinatus " "'is a species of large freshwater snail in the family Ampullariidae, the apple snails.
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