Anentome (Clea) helena, also known as bloody helena or an assassin snail, is a species of snail desirable in aquariums due to its unusual diet. It is a small predator that actively hunts other snails. Therefore,...
The Ramshorn Snails (Wheel Snails, Ear Snail) are small snails, approx. 2 cm long. They can be an interesting and useful addition to the aquarium stock. The most common species in aquarium hobby are: red (Planorbis...