For most animals, survival is a game of chance. Sexual reproduction mixes DNA, keeping the gene pool diverse and giving ...

A newly signed action plan aims to protect the migration cycle of the giant dorado catfish of the Amazon River Christopher Edwards is a Writer, Lifestyle at PEOPLE. He has been working at PEOPLE since ...

Biology textbooks often describe asexual reproduction as a short-term solution. It can work for a while, but without genetic mixing, harmful mutations are expected to build up, diversity drops, and ...

Scientists have uncovered evidence of a vast, hidden freshwater system beneath the Great Salt Lake using airborne electromagnetic surveys that reveal structures deep below its surface. The findings ...

A sweeping global report finds that migratory freshwater fish are in steep decline, with populations down roughly 81% since 1970. These species depend on long, connected rivers, but dams and human ...

In this video, we go cast netting for wild molly fish to stock our backyard pond. Enjoy the experience of catching these fish and learn more about the techniques used. #MollyFish #CastNettng ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

A UN report links the rapid collapse to a combination of dam construction, river fragmentation, pollution, overfishing, and climate change impacts. A new United Nations report from the Convention on ...

As national representatives gather at the UN COP15 Convention on Migratory Species (CMS) meeting this week in Brazil, a new global report has been released profiling a dangerously neglected category ...

Migratory freshwater fish populations crucial to river health and sustaining the livelihoods of millions of people are in freefall and risk collapse, a major UN assessment warned Tuesday. Habitat ...

When people think of epic animal migrations, they picture wildebeest thundering across the Serengeti or birds crossing oceans. But some of the longest, most important migrations on Earth are happening ...