A new study shows there is a high cost of parenthood, quantifying the 10% “longevity tax” on reproduction. Consequently, mammals that have fewer or no offspring tend to live longer. But why does ...

The improvements in animal care that have led to the aging population problem are laudable, but must now be accompanied by ...

Reproduction is a normal part of life, and while sex might seem like a quick and straightforward process for humans, that’s not always the case in the animal kingdom. Some animals reproduce in rougher ...

Biologists like to say that reproduction is the ultimate investment, a costly gamble that shapes everything from lifespan to ...

Quite an advantage in today’s world.

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.

Add Yahoo as a preferred source to see more of our stories on Google. Animals reproduce in a variety of fascinating ways. Some species, including humans and many other mammals, give birth to live ...

Animal reproduction and breeding encompasses the full spectrum of natural, assisted and genetic processes that underpin the perpetuation, improvement and conservation of species across diverse taxa.

Every time Lydia Ramsey Pflanzer publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive ...

One of the most fascinating abilities some animals have is the power to clone themselves to reproduce. Imagine if humans ...

Nature's reproductive wonders are revealed as several female animals, including Komodo dragons, sharks, and even birds like California condors, can reproduce without a male. This remarkable ability, ...