Dark sleeper fish (Odontobutis obscura) can gulp down young Japanese eels (Anguilla japonica) whole, but the swallowed eels can wriggle back up through the digestive tract and out of the stomach ...

Baby Japanese eels have been spotted escaping from the stomachs of fish that have eaten them by backing out tail-first, as if moonwalking, first out of their esophagus and then their gills ...

Whether $5 or $50, every contribution counts. Researchers found that the eels insert the tips of their tails in the food pipe and the gills of the predator fish before pulling their heads free.

Japanese eels try to wriggle back out of the stomachs of fish that have swallowed them whole – and now we know how they sometimes succeed. A few years ago, Yuha Hasegawa at Nagasaki University ...

Some teenage Japanese eels have found a way to avoid becoming a fish’s next meal. Anguilla japonica eels can escape a predator’s stomach through the fish’s gills. Now, scientists are using X ...

Video showing an eel's circling behavior inside the fish, looking for a means of escape. Hasegawa et al./Current Biology A species of Japanese eel has proven to be a master escape artist ...

X-ray videos showed that some young Japanese eels demonstrated that they were not content to become a predator’s meal. By Annie Roth For most animals, ending up in a predator’s stomach means ...

Most people know the Japanese eel in its grilled form: unagi. Unlike many other fish in Japanese cuisine, eel is always cooked. There's a very good reason for this. The animal contains a protein toxin ...

Of the 32 eels that were swallowed whole by dark sleeper fish in a recent study, nine of them successfully escaped to safety izumi yokoduka/Getty Eels are evading becoming supper by slipping out ...