Why they're awesome: The largest animal on Earth is thought to be the blue whale, but these strange sea creatures can grow ...

They’re the bane of our summer days at the beach, inflicting painful stings on swimmers. But who knew bluebottles could look ...

Although it appears to be a single entity, a siphonophore is actually a colony of tiny, genetically identical clones that have strung themselves together to work as a team. Marine biologist Stefan ...

When conditions are suitable, they can reproduce rapidly and may occasionally become the dominant predator. Morphology Most siphonophore species have two or more swimming bells – the nectophores – for ...