The well-known Portuguese man o’ war — Physalia physalis — may look like a jellyfish, but it’s actually a siphonophore, or a ...

Long believed to be a single, globally distributed species drifting freely across the open ocean, the bluebottle—also known ...

The study describes four species: Physalia physalis, Physalia utriculus, Physalia megalista and Physalia minuta. P. utriculus is one of at least four species of man o’ war.

The well-known Portuguese man o’ war — Physalia physalis — may look like a jellyfish, but it’s actually a siphonophore, or a colony of animals that live together to create the complete ...

The well-known Portuguese man o’ war — Physalia physalis — may look like a jellyfish, but it’s actually a siphonophore, or a colony of animals that live together to create the complete ...

The well-known Portuguese man o’ war — Physalia physalis — may look like a jellyfish, but it’s actually a siphonophore, or a colony of animals that live together to create the complete ...