Orange County school board votes 6-2 to keep controversial children's book "Do Animals Fall In Love?" with animal mating ...

Quite an advantage in today’s world.

A children’s book that includes illustrations of animals mating will remain on the shelves of several Orange County middle school libraries after a divided school board vote, despite objections from ...

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 ...

Animals have been reproducing sexually for hundreds of millions of years, but not always like we do it. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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

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.

These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

For some animals, reproduction comes at the ultimate cost—their own lives. While this may seem extreme, it's a natural strategy to maximize reproductive success. These species invest everything into ...

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 ...