Yes...
Hermit Crabs live in sea water. Guppies are freshwater fish and will not be able to live in with hermit crabs. The crabs would no doubt eat whatever dead fish you give them.
No land Hermit Crabs do not give you warts
No. You should give your hermit crabs distilled water. You can easily find distilled water at a grocery or convenience store in big jugs. Or you could buy water for hermit crabs at pet stores.
Yes, bananas are good for them!
Marine hermit crabs live underwater and can sometimes be found in tidepools. Land hermit crabs do not live in the water but need fresh and salt water to survive.
give them food both freash and salt water
no
Yes. Hermit crabs love fruits, vegetables, and other snacks like unsalted crackers. Just don't give your hermit crabs any citrus fruits.
not as much.
they don't
yes it does
land hermit crabs eat dried fruit,tree bark,dried ground marigold pettles.some people just give you hermit crab food