The Amazon molly is an all-female fish that ditched sexual reproduction entirely, thriving for over 100,000 years through ...

An insect whose head looks more like a sperm whale has been making a splash in the science world after being found in South ...

In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: ...

Colombia will launch a plan in the second half of 2026 to control its invasive hippopotamus population, including euthanizing ...

The hectocotylus is both a reproductive and sensory organ, Harvard scientists and others have found. Octopuses are some of ...

A remarkable new discovery is shedding light on one of the greatest survival stories in Earth's history, and answering a ...

Cloning from the clone of a clone of a clone may not be the ingenious idea we thought it was.

Even back then, scientists were puzzled. Many prediction models suggested this fish shouldn’t survive beyond roughly 10,000 years. Yet here it is, still going strong far past that window. Wes Warren ...

Scientists have definitively confirmed that the ancient ancestors of mammals reproduced by laying eggs. This is evidenced by ...

A snake that previously shocked staff and students at a college in England by producing offspring without a mate is once ...

The natural world continues to surprise us, and the most recent case, involving a snake named Ronaldo, has once again caught ...

As the generations dragged on past the 27th iteration, the birth rate began to silently collapse. By the 57th generation, a mere 0.6 percent of the cloned embryos survived. The 58th generation ...