When they feel threatened.
yes hermit crabs would eat lettace
I'm not sure, but they might bite when eating, but they pinch people.
The only reason why a person would hunt a hermit crab would be to keep it! There are some cultures that eat hermit crabs.
A lot
No, Hermit Crabs are omnivores.
not pet hermit crabs... they are too weak and fragile to keep the hermit crab save although wild hermit crabs might use them the would be sea snails which have harder shells
Yes, bananas are good for them!
fish and bigger hermit crabs
Yes hermit crabs have antennas.
No hermit crabs are small and friendly
Crabs don't bite they pinch. It all depends on what kind. Bigger sea crabs can 'pinch very hard, some can even take a finger or draw blood. Small, hermit crabs can pinch little pieces of skin off then they eat it! :P They can also draw a little blood.
sea birds, fish, octopuses, crabs, and other hermit crabs