Facts

-The daily activity pattern of snails is very interesting, they are usually the most active during dawn and dusk, and their activity level fluctuates throughout the night.

-Freshwater Pulmonates have the amazing ability to regulate their buoyancy by adjusting the amount of air in their "lung". They use this to sink, float or rise within the water.

-Mollusks have a kidney located near the heart. They use this to remove nitrogenous waste from the "blood", it is then carried via the excretory duct, which runs alongside the rectum to a pore located at the mantle edge.