eating paper or cardboard so their feces are also colored.

Several species of the genus Achatina and related genera are known as giant African land snails; some grow to from snout to tail, and weigh 1 kg 0 abbr=on. The largest living species of sea snail is Syrinx aruanus; its shell can measure up to 90 cm in length, and the whole animal with the shell can weigh up to 18 kg. The smallest land snail, Angustopila psammion,