Complex sentence: With some enticing, they have taken other foods like smaller mussels, its mouth is so small you shouldn't risk feeding it live food with claws like emerald crabs or spear shrimp.
Split into simpler sentences: With some enticing, they have taken other food, like smaller mussels. Its mouth is so small you shouldn't risk feeding it live food with claws like emerald crabs or spear shrimp.