The larger apple snail will also prey upon ramshorn snails.
This species is actually a kind of apple snail, albeit one with a planispiral shell.
In captivity, apple snails are most active at night.
The golden apple snail, A. canaliculatus, is the most important vector in areas of China.
It flies slowly with its head facing downwards, looking for its main food, the large apple snails.
Research has demonstrated that water-level control in the Everglades is depleting the population of apple snails.
However, they are not called apple snails because they eat apples.
They get their name from the fact that one species of apple snails can grow to be the size of an apple.
The kite is a bird of prey that subsists solely on the apple snail.
"The apple snail needs a flooded area for 15 to 18 months to sustain populations," he said.