New observations highlight why panda reproduction continues to challenge conservationists worldwide. Researchers report that ...

“Almost all other monogamous mammals either live in tight family units of just a breeding pair and their offspring, or in ...

Dogs are great and all that, but some of us recognize an intrinsic feline nature that just can’t be found among canines.

What if a human tried to mate with an alien? Examine the biological and ethical dilemmas of interspecies reproduction. Jeffries calls Oversight chair Comer a 'stone cold liar' after Epstein accusation ...

Rising heat and habitat loss force species to adapt. Learn how Asian elephants struggle to survive and the conservationists ...

In the animal kingdom, penises can be spiked, split, corkscrewed—even detachable. They're one of the most diverse structures in biology. The human penis is so uniform, it's an anatomical outlier.

From queen-slaying ants to brawling kangaroos, these species reveal just how savage survival can be in the natural world ...

Scientists uncover “smell maps” showing how neurons process odours efficientlyFly olfactory system uses paired neurons to ...

Michelle Spear does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

U.S. Air Force veteran Stacy Pearsall trains and breeds European Brabants, a rare, majestic breed of Belgian draft horse that ...

Only two weeks after fertilization, the first sign of the formation of the three axes of the human body (head/tail, ventral/dorsal, and right/left) begins to appear. At this stage, known as ...

Meet the male fiddler crab, a tiny beach brawler whose oversized claw is both his greatest weapon and his boldest love letter ...