EVERYDAY SCIENCE

Detailed explanation-1: -Meet the umbrella comb jelly An umbrella comb jelly is nearly invisible in the inky black waters of the deep sea. That see-through body disappears into the surrounding darkness and hides this delicate drifter from prowling predators.

Detailed explanation-2: -Jellyfish is also known by the common name of Aurelia. They are boneless animals that float freely in the oceans. The body of the jellyfish is made up of a non-living jellylike substance called mesoglea. The jellyfish use their tentacles to both catches and sting their prey.

Detailed explanation-3: -Diet. The typical jelly eats small, swimming organisms called plankton: a mixture of tiny creatures like amphipods, copepods and krill. It also eats larval shrimps, crabs, fish and even other jellies.

Detailed explanation-4: -Their behaviours include swimming up in response to somatosensory stimulation, swimming down in response to low salinity, diving in response to turbulence, avoiding rock walls, forming aggregations, and horizontal directional swimming. These are not simple reflexes.