Quite an advantage in today’s world.

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

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 ...

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

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Motherhood is entirely possible at the age 74—for some birds at ...

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

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.

Climate change has a wide range of effects on wildlife. It affects seasonal migration, reproduction times, body size and mass ...

In the framework of an international research project, a team of scientists have demonstrated for the first time that asexual reproduction can be successful in the long term. The animal they studied ...

Many mammal populations in European and North American zoos are aging – a trend that jeopardizes the long-term viability of so-called reserve populations and, with it, a core mission of modern zoos in ...

A surprising new study has found that blocking reproduction in some mammals may increase their life expectancy by an average ...