The St. George’s Cross medusa is about four inches wide, three inches long, and has about 240 tentacles. The St. George’s Cross medusa is considered fairly large for a jellyfish, at about four inches ...

Marine scientists document new records of venomous box jellyfish in the Philippines, aiding biodiversity and venom research.

It’s out-of-the-box scary. The Tripedaliidae jellyfish species has welcomed its fourth family member — a new 24-eyed creature that measures just over a half-inch long and carries a remarkably ...

Overfishing and rising temperatures under climate change could mean more and more jellyfish at coasts and also lead to them dominating the Arctic Ocean in the future, according to new research. Thomas ...

A jellyfish study initiated by the Wayamba University of Sri Lanka has shed light on this ignored marine species that’s rarely been studied since 1905 and contributed to increasing the possible number ...

The Canadian Rocky Mountains offer more than scenic views: The mountains have been hiding fossils of an ancient jellyfish species. Researchers analyzed 182 fossils that were found in the middle ...

Researchers say they have unearthed a new species of jellyfish – one with two dozen eyes. The Hong Kong Baptist University-led team said Tripedalia maipoensis is the first discovery of a new box ...

New discoveries have highlighted the Philippines' rich biodiversity, including a newly identified pitcher plant species in ...

SOUTH PORTLAND, Maine - Beachgoers in South Portland, Maine, came upon a curious sight over the weekend, when they spotted a large, orange-red jellyfish lurking in the shallow water. Known as a Lion’s ...