The jellyfish is a useful model organism for studies to help understand early multicellular animals, due to the relative simplicity of the larva and their evolutionary position as an outgroup to ...

The life cycle of most jellyfish species is similar. Museum curator Miranda Lowe explains, 'They have eggs and sperm and these get released to be fertilised, and then from that you get a free-swimming ...

Jellyfish eat small fish, fish larvae, shrimp, tiny crustaceans such as krill and copepods, small shrimp-like organisms called amphipods and tiny plants such as algae. They will sometimes eat other ...

In a “vicious circle”, the jellyfish then feed on fish larvae and young fish “and further reduce the resilience of fish populations,” the report said. Under the heading of 'Review of ...