They can't. That's why you don't put them in a tank with fish!
Bite
idoNTKNOW
To survive
Camouflage I think
check the encyclopedia,internet, etc.
yo mama monkeys
Land turtles defend themselves by going in their shells or finding holes to hide in. Sea turtles find places to hide and also go in their shell for protection.
To anchor themselves so they don't drift out to sea while sleeping
Porcupines defend themselves with their quills.
Yes, I bought my sea monkeys there!
yes i love sea monkeys
All prepared to defend themselves and those that could, made an effort to put to sea.