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

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 ...

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 ...

Animal mating rituals can look bizarre, but many are shaped by survival pressure and extreme competition. This feature explains the strangest courtship behaviors in nature, from elaborate displays to ...

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.

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

How do animals decide when to fight and when to walk, fly, slither, or swim away? Most research on animal conflict has focused on the short-term costs of single interactions, but a pair of behavioral ...

The energy invested in animal reproduction is as much as 10 times greater than previously estimated when the metabolic load of bearing and caring for offspring is accounted for, according to a new ...