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 ...

For a small number of animals, reproduction marks a biological endpoint rather than a stage in an ongoing life cycle. Death ...

Most animals reach an adult size, then spend the rest of their lives maintaining it. After maturity, their energy goes toward ...

In the animal kingdom, mating isn’t always about survival. From praying mantises to octopuses, some species die during or ...

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.

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

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 ...

Find out which animals live the longest and what clues this gives us for potentially slowing down human aging.