Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Sometimes science bites—stings even. Researcher Misaki Tsujii from ...

Predation can lead to the evolution of defensive devices in prey animals. Genitalia, which are used for mating between males and females, have rarely been considered to function as an important ...

Michelangelo’s David stands 16 feet 11.5 inches tall, but his penis is smaller than average. The penchant for petite and flaccid male genitalia prevailed in Roman, Christian, and ultimately ...

Predation can lead to the evolution of defensive devices in prey animals. Genitalia, which are used for mating between males and females, have rarely been considered to function as an important ...

In her 1992 article “Naming of Parts: Gender, Culture, and Terms for the Penis among American College Students,” Deborah Cameron argued that the terms used by college students to reference male ...

Fending off an attacker by swordplay with two genital spines turns out to be a moderately useful form of self-defense for male wasps, an unusual study shows. A mason wasp’s rear spikes may be useless ...

When a female mason wasp feels threatened, she jabs her stinger at an attacker, injecting it with a potent venom so she can make her escape. Male wasps lack this defense, because stingers evolved from ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Males of one wasp species use their genitals as an antipredator defense, mimicking females and jabbing potential attackers with spines mounted on their reproductive organs, a new study has found. One ...

Only female wasps carry the equipment necessary to sting predators and inject them with toxins. It's therefore widely thought that male wasps are completely defenseless — but now, a study shows how ...