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

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 ...

When mammals have offspring, both in the wild and in captivity, new life is celebrated. This is especially true for species ...

One of the weirdest things about pea aphids is their reproductive cycle. Most animals reproduce in one of two ways: asexually or sexually. But the pea aphid does not stick to just one type of ...

Quite an advantage in today’s world.

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 ...