Male and female black widow spiders exhibit striking sexual dimorphism. Females are significantly larger, darker, and possess ...

HighSchoolOT is naming a male and female athlete of the week from all six of North Carolina's area codes in the 2025-26 school year. HighSchoolOT is naming athletes of the week for each area code ...

Your baby's sex is set early, but genitals take weeks to form. Here's when they develop, and when you might spot it on an ...

A fitness enthusiast called a woman’s lower belly “a blessing,” but a gynaecologist says his explanation about the uterus was anatomically wrong.

Male mason bees possess a unique gland releasing chemicals that both attract mates & deter rivals. The gland delivers a ...

Police investigate a murder-suicide that left 39-year-old John Taylor and 36-year-old Olivia Lacey, who was a U.S. Navy sailor, dead outside of a home in the 2300 block of California Avenue in North ...

Some of the key differences between a male vs. female Labrador are more subtle than they are with other dogs. For instance, when dealing with size differences between the sexes, the average height and ...

The largest caught male shark contender (L) and the largest tracked female shark, Deep Blue (R). (Image: X/OCEARCH and instagram/doc_domeier) According to a social media video from Chris Fischer, ...

A trans woman has been jailed for 21 months after tricking a young man by concealing male genitalia during sex acts carried out while they were on a date. Ciara Watkin, 21, a biological male with ...

Scientists in Thailand have identified a new burrowing spider species, Damarchus inazuma, featuring a rare bilateral gynandromorph. This unique specimen displays distinct male and female ...

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