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Do snails have a heart?

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Snails heart beat is faster with higher temperatures, varing, at rest, from 10 to 40 beats per minute (depending from the species, in a range of about 15°C-35°C). read more

A snail's heart has two chambers, one ventricle and one atrium. It is located in the heart bag, the so-called pericardium. The heart bag is also important to the snail's excretion, meaning the disposal of indigestible material usually rich in nitrogen. read more

So for example, a snail can crawl over a knife's edge without hurting itself. Snails can go over water - well, at least they can crawl hanging from its surface. There are venomous snails, which kill their prey using a harpoon tooth, and others which besiege a mussel, until it opens its shell. read more

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