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Search resuls for: "Japan’s Nagasaki University"


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But other chapters, like those describing the loss of our ancient ancestors, are harder to recover as time passes. A chance finding of bones in a cave is revealing clues of a much older tragic mystery. The once-in-a-lifetime find, nicknamed Thorin after a character in “The Hobbit,” has puzzled researchers for nearly a decade. The overall winner of the competition was photographer Ryan Imperio for his photo taken during the October 2023 annular solar eclipse. The phenomenon is visible for brief moments during an eclipse when sunlight shines through the moon’s valleys and craters, creating glowing drops of light.
Persons: Duke, Wellington, Gebhard Leberecht von Blücher, Napoleon Bonaparte, Thorin, Ludovic, , Yuha Hasegawa, Ryan Imperio, Imperio, Zhu Yubo, Rapa Nui, Christopher Columbus, Butch Wilmore, Suni Williams, Ashley Strickland, Katie Hunt Organizations: CNN, Japan’s Nagasaki University, , International, Astronomy, Polaris, , NASA, CNN Space, Science Locations: Brussels, Grotte Mandrin, Rhône, New Zealand, El, Rapa, USA, Americas
Swallowed eels escape via predator fish’s gills
  + stars: | 2024-09-13 | by ( Mindy Weisberger | ) edition.cnn.com   time to read: +6 min
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, swimming to freedom through the bigger fish’s gills, scientists recently discovered. “Witnessing the eels’ desperate escape from the predator’s stomach to the gills was truly astonishing for us.”A Japanese eel exhibits circling behavior along a predator's stomach wall in this X-ray video footage. But while they observed swallowed eels wriggling tailfirst from dark sleepers’ gills, “we had no understanding of their escape routes and behavioral patterns during the escape because it occurred inside the predator’s body,” Hasegawa said via email. Once a predator swallowed an eel, the sated fish was quickly moved to a special tank where the X-ray video camera was ready to roll. On average, it took about 3 ½ minutes for a swallowed eel to reappear and swim away.
Persons: , Yuha Hasegawa, Yuuki Kawabata, ichthyologist Kory Evans, , ” Evans, ’ Hasegawa, Kazuki Yokouchi, Nagasaki University —, ” Hasegawa, Prosanta, Mindy Weisberger Organizations: CNN, Graduate School of Fisheries, Environmental Sciences, Japan’s Nagasaki University, , biosciences, Rice University, Japan Fisheries Research, Education Agency, Nagasaki University, Louisiana State University, LSU Museum of Natural Science, Scientific Locations: Anguilla, Houston
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