The deep-sea fish ended up with glowing lures not just to snag meals, but also to attract mates, a new study finds.

A tiny crab displaying both male and female biological traits on the same body has been discovered in the Western Ghats. Discovered from the forests of the Silent Valley National Park, this freshwater ...

Aggressive chasing behavior in the aquarium can be confusing. Here is why males sometimes ram females and what it means during breeding behavior. #fishbehavior #aquariumlife #fishkeeping #fishtank ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

The mission was to catch one of the most elusive fish in the area, the clown knifefish. Using live shiners as bait, we targeted a pond known to hold these rare predators. After several attempts, the ...

A preference for pairings between male Neanderthals and female Homo sapiens may answer the question of why there are "Neanderthal deserts" in human chromosomes. When you purchase through links on our ...

Stories about male dogs being chaotic goofballs and female dogs being calmer have floated around forever. What is new is actual data backing pieces of that idea. A 2025 Dog Aging Project survey looked ...

Examples of the computer-generated, male figures used in our study. Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study by ...

College students are showing up with tote bags, wired ear buds and matcha lattes for a chance to win “performative male” contests that have popped up on campuses around the country. The goal in these ...

Biological sex is usually described in simple binary terms: male or female. This works well for germ cells (sperm versus eggs), but for other body organs it is of little help. A new study by the Max ...

Our understanding of female-male power relationships in animals has changed over time. Evolutionary biologists once thought that male mammals held clear-cut power over females. Later, species with ...