This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Two of the world's biggest freshwater fish ...

BANGKOK (AP) — The world’s largest recorded freshwater fish, a giant stingray, has been caught in the Mekong River in Cambodia, according to scientists from the Southeast Asian nation and the United ...

If you liked this story, share it with other people. The new fish species come from five continents and a diversity of habitats, including limestone caves, peat swamps, wetlands and rivers. Most are ...