Search results for Cnidaria

Ecology Feb 18, 2025

Scientists confirm new invasive species of anemone in U.S. on New Jersey beaches

Student and faculty researchers at Monmouth University have recorded the first confirmation of the anemone species Actinia equina, also known as the beadlet anemone, on North American shores.

Plants & Animals Nov 1, 2024

Freshwater jellyfish sightings rise in Canadian lakes

As a lake researcher, I have in recent years had quite a few people ask me whether jellyfish really do live in lakes. Some people think they are seeing things, or that their friends or family are. I've even heard of marital ...

Plants & Animals Feb 5, 2024

Researchers describe a novel species of jellyfish discovered in a remote location in Japan

A research team has published a description of a rare medusa found at a depth of 812 meters. The animal has been sighted only twice in a deep-sea volcanic structure called Sumisu Caldera, in the Ogasawara Islands. The gelatinous ...

Evolution Sep 19, 2023

Tiny sea creatures reveal the ancient origins of neurons

A study in the journal Cell sheds new light on the evolution of neurons, focusing on the placozoans, a millimeter-sized marine animal. Researchers at the Center for Genomic Regulation in Barcelona find evidence that specialized ...

Evolution Aug 1, 2023

Researchers identify oldest known species of swimming jellyfish

The Royal Ontario Museum (ROM) announces the oldest swimming jellyfish in the fossil record with the newly named Burgessomedusa phasmiformis. These findings are announced in the journal Proceedings of the Royal Society B.

Plants & Animals Apr 18, 2023

Team discovers new box jellyfish species in Hong Kong

A Hong Kong Baptist University (HKBU)-led team has discovered a new species of box jellyfish in the Mai Po Nature Reserve in Hong Kong. The new jellyfish species, which belongs to the family Tripedaliidae, was named Tripedalia ...

Plants & Animals Apr 3, 2023

Starlet sea anemones found to be capable of associative learning

A trio of biologists, two with the University of Fribourg, in Switzerland, the third with Universitat de Barcelona, in Spain, has found that a type of Cnidaria is capable of associative learning. Gaelle Botton-Amiot, Simon ...

Biotechnology Nov 3, 2022

Water flow simulations using 3D models of fossils yield new clues to the evolution of tiny, ancient marine animals

About 536 million years ago, in the early Cambrian period, an abundance of different species of millimeter-scale marine organisms thrived in continental shelf habitats around the world. Today, their fossils yield clues to ...

Evolution Oct 20, 2022

Tentacles from giant sea anemones reveal new genetic insights

Despite the long, dangerous journey depicted in Pixar's "Finding Nemo," clownfish (and other species of anemonefish) are, in real life, deeply attached to their underwater homes. As young larvae, anemonefish choose a giant ...

Evolution Sep 22, 2022

Discovering sirtuin longevity proteins in early branches of animal life

Animals on the early branches of the tree of life, such as jellyfish and sea sponges, defy the usual conventions of aging. Some show abilities to regenerate damaged or missing tissues, halt or reverse aging, and in the case ...

page 2 from 9