Add Yahoo as a preferred source to see more of our stories on Google. Mnemiopsis leidyi, the warty comb jelly or sea walnut, is a species of tentaculate ctenophore (comb jelly), originally native to ...

Mnemiopsis leidyi, the warty comb jelly or sea walnut, is a species of tentaculate ctenophore (comb jelly), originally native to the western Atlantic coastal waters© IrinaK/Shutterstock.com Jellyfish ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. During a dive off the coast of Southern California in 1979, ...

Comb jellies (Mnemiopsis leidyi) are a type of stingless jellyfish that consume other jellyfish and fish larvae. They are native to the western Atlantic Ocean, but they have spread widely and are ...

Comb jellies, technically known as ctenophores, are one of the weirdest creatures on Earth. They appeared in the seas over half a billion years ago and have maintained to the present day the comb-like ...

Comb jellies – very simple, gelatinous creatures best-known for their hypnotic underwater light shows – first appeared in Earth's oceans around 550 million years ago. For a long time, biologists have ...

Researchers found that two individuals of a type of comb jelly can fuse and become one with a shared nervous system and digestive system. It has implications for animal regeneration and immune systems ...

A new study of comb jellies has revealed that their nervous system is more complex than previously thought. What's more, this sheds a whole new light on how nervous systems evolved. Did nervous ...

In order for vertebrate embryos to develop their body axes, they require what is known as an embryonic signaling center. This group of cells provides the instructions that determine where up and down, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American An evolutionary arms race during the ...

In the world of phylogenetics, there's team sponge and team comb jelly. Which creature roots the animal tree of life—the simple sponge or the more complex comb jelly—has stirred fierce debate among ...