Used only when referring to male anatomy, it's not a unisex term.

Gender Specific

In academic or medical settings, this word is used without embarrassment.

Clinical Usage

Mentioning this body part can be sensitive; respect privacy in conversations.

Privacy Matters

In biology, it's used scientifically when discussing animal reproduction.

Biological Context

The term applies to both humans and animals but structure can differ widely.

Cross-Species

Can be offensive or vulgar in casual conversation, use with caution.

Vulgar Connotations

Often referred to with slang in jokes; understand the nuance to avoid confusion.

Jokes and Slang

 as you said the problem with the penis is that they they have characteristics that make them very vulnerable to the alterations in their habitat they face threats in the ocean like climate change fisheries and pollution but when they come on land they're facing threats like human disturbance or

Protecting a Penguin...

 My understanding when I've done, uh, you know, the sort of biology behind it all, the male cat penis has barbs in it so when he's finished, these little barbs come out, but they kind of go backwards as he removes himself from the female, he kind of slices the inside of her as

Lion vs Tiger - Who...

 this is the stuff we talk about penises and ideas how do we come up with our ideas well my last TV network had a formula heart plus bark equals arc now come on is going to change your life I want to tell you the things that I learned in the sitcom writers room first

Making people laugh PIPE...

 This is basically a penis camera on a motor. There is a phallus, clear acrylic phallus, with a camera and a light source, attached to a motor that is kind of going like this. And the woman would have sex with it.

Mary Roach: 10 things...

 you eat is what you treat so if you eat a pig's brain then you will treat a human's brain likewise inna bully's penis is thought to increase blood flow to the genitals and boost a man's stamina for sex people

Would You Eat Bull...

 so that when the male inflates his long, counterclockwise coiled penis into her, and she disapproves, all she needs to do is flex her vaginal muscles and the penis just flubs out.

The evolution of animal...

 formidably equipped as a right whale a slit has opened in the male's underside and a penis protrudes 12 feet long and highly mobile

Penis