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Planorbella duryi, common name the Seminole rams-horn, is a species of air-breathing freshwater snail, a pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. The species is endemic to Florida and is found frequently in home aquariums.
Ramshorn snails are hermaphroditic; [3] [4] two organisms of any sex have the ability to breed and produce offspring. Ramshorn snails lay eggs in globules, which tend to be brownish in color. The globules contain about a dozen or so eggs, though it can vary. The globules are translucent, so it is possible to visually see the new snails develop ...
These snails are massive and spinose and they are the largest muricid snails of the Western Atlantic (hence the common name). [3] They have several straight or bifurcate spines arranged in 6-10 radial rows with spiraling ridges. Snail surface may be whitish, grayish or pale brown, the aperture is oval with crenulate edges. The siphonal canal is ...
The egg masses of Pomacea canaliculata are a bright pink or orange in color Eggs of Pomacea canaliculata, scale bar in cm (25 ⁄ 64 in). In temperate climates, the egg-laying period of this species extends from early spring to early fall. [22] while in tropical areas reproduction is continuous.
This snail is a predator; it eats other mollusks, including scallops. [3] M. corona is a significant scavenger and detects food using chemical stimuli. It has been recorded feeding on dead horseshoe crabs and on fish scraps. The banded tulip snail, Cinctura hunteria, is commonly eaten by M. corona. [4]
Remarkably, for giant African land snails, it doesn’t take two to tango: Because each individual has both male and female reproductive organs, a single snail can wreak eventual havoc. As for ...
The snails can produce as many as two hundred offspring from one egg-laying event. Sometimes not all the eggs are fertilized so they do not all hatch. When they do hatch, the hatchlings run the risk of being eaten if they share an aquarium with fish. [5] Hatchling mystery snails will grow quickly if given an appropriate amount of food and calcium.
Just one fly can lay up to 300 eggs at a time and is drawn "to the odor of a wound or natural opening on a live, warm-blooded animal." Texas warning of "maneater" screwworms that lay eggs in flesh ...