Yes; several different kinds of freshwater snails (a kind of mollusc) are used in Asian cooking. Some examples are pictured in the Wikipedia article on freshwater snails (see related link below).
They eat molluscs and snails, which are invertebrates.
they eat prawns
echinoderms, crustaceans, molluscs, and worms
lots of things like fish andweed
Yes. They eat molluscs, crustaceans, and small fish.
Dirk van Damme has written: 'A short classical Armenian grammar' 'The Freshwater Molluscs of Northern Africa'
Sloworms eat molluscs, bugs,insects and small vertebrates e.g. mice, blue tits.
Lobsters eat live food fish, molluscs and other invertebrates.See Related Link.
Yes! All plants and animals are in the food chain, because all plants and animals eat and are eaten.
They'll eat algae or freshwater aquatic plants such as anarchis or elodea
A porcupine puffer fish eats molluscs, coral,and crustacians.
Conches are molluscs (a type of sea snail) so I assume that they would eat sea weeds and algae.