Male ruffs have the ability to eliminate excess sex hormones from their bloodstream. We often associate high testosterone ...

A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the behavior is more common than we thought.

The affectionate behaviour shows social dynamics between koalas may change when they are forced to live in close quarters.

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Over four years, a team from Canada’s CetAsia Research Group traveled to the Amazon river, where they then closely watched ...

Researchers created the first bi-paternal mouse by modifying imprinting genes, advancing reproductive science but facing ...

A gene-edited mouse with two male parents has survived to adulthood, pushing new progress on stem cell research.

(Reuters) - Scientists in China have manipulated embryonic stem cells to create laboratory mice with two male parents that ...

Scientists believe this technology could become a reality in the next 10 years. However, further research and testing are ...

In a milestone in mammalian genetic engineering, a team of researchers from the Chinese Academy of Sciences succeeded in ...