A group of jellyfish is sometimes called a bloom or a swarm.
swim
jellyfish swim in the sea
they swim as long as they can
yes
yes there can
yes
they swim all ways..their is not forward backwards or sideways....
swim and sting!!
yes
Usually none. Jellyfish can't survive in ponds.......
definitly not because it is a "water creature"
erm yea I spose:)