One of the 'world's rarest' fish species that was presumed to be extinct, the Chel snakehead, was rediscovered in the town of Kalimpong in West Bengal in 2024.

In an underground cave of southern China, an eyeless river creature with an externally “visible” skull moved through the dark ...

Today, the Turtle Bay Exploration Park in Redding will release a group of young Chinook salmon into the Sacramento River, marking an important moment in their journey toward the wild.

During guided outings in a small motorboat along a Malaysian river, we would also see purple herons, endangered storks, and — a highlight of the trip — an orangutan.