Scientists are studying Nectophrynoides frogs that give birth to live young. This unique reproductive method helps them ...

Researchers have found a way to control protein levels inside different tissues of a whole, living animal for the first time.

Animal mothers exhibit remarkable resilience and ingenuity when raising large litters. Species like the tailless tenrec and ...

Male bonobos can decipher females' unreliable fertility signals, allowing them to focus their efforts on matings with the ...

Study will determine whether the immune system of piglets in late gestation is capable of mounting adaptive immune responses.

Late last month, the Trump administration proposed to roll back specific Endangered Species Act (ESA) regulations that would, ...

The study found differing mechanisms between sexes. In males, only castration extends lifespan, particularly when conducted pre-puberty, likely by reducing testosterone-driven risky, aggressive ...

Other right-wing media personalities have echoed similar themes about how environmental chemicals might affect a person’s gender and sexuality. Alex Jones, the shock-jock radio host and conspiracy ...

How monogamous are humans, really? It’s an age-old question subject to significant debate. Now a University of Cambridge ...

Cutting off reproduction — from birth control to castration — consistently adds years to life across species, even humans.

Drawing on data from more than 100 mammal species, an international team of researchers examined the trade-off between living ...