Scientists already knew that the pair of shallow coastal ocean dwellers keep very different schedules of downtime: The ...

Even a boneless, gelatinous sack lacking a dedicated anus and brain needs its beauty sleep, a new study by researchers from ...

With increased DNA damage from UV radiation or other reasons, the researchers also observed the jellyfish and sea anemones ...

Animal kingdom classification is an important system for understanding how all living organisms are related. Based on the Linnaeus method, species are arranged and grouped based on shared ...