Nature is full of fascinating and sometimes brutal adaptations, but few are as shocking as the birthing process of the spotted hyena. You might think childbirth is a universally painful experience, but hyenas take it to an entirely new level.
Female hyenas have one of the most unusual reproductive anatomies in the animal kingdom—what appears to be a penis is actually an elongated clitoris, known as a pseudo-penis. This rare adaptation makes mating, birth, and survival incredibly difficult for both mother and cubs.
Let’s dive into the science, struggles, and evolutionary mysteries behind why hyenas experience one of the most challenging births in the wild.
Hyenas’ Unique Reproductive Anatomy: A Bizarre Evolutionary Twist

The female spotted hyena (Crocuta crocuta) is unlike any other mammal when it comes to reproduction. Unlike most female mammals, hyenas have no external vaginal opening. Instead, their labia are fused together, forming a pseudo-scrotum, and their clitoris is elongated into what resembles a fully functional penis.
This means that both mating and giving birth happen through a narrow, tough, and inflexible canal—a structure that poses serious risks to both mother and cubs.
But why would evolution favor such an extreme adaptation? The answer lies in hyena social structure and dominance.
The Link Between Dominance and Reproductive Anatomy
Hyenas live in strict matriarchal societies, where females outrank males in dominance. The unusual reproductive anatomy is believed to be an evolutionary adaptation linked to social hierarchy.
- A Display of Strength: A larger pseudo-penis might act as a dominance signal, making it clear which females hold power in the clan.
- Hormonal Influence: Female hyenas have higher testosterone levels than males, leading to increased aggression and dominance over the pack.
- Mating Challenges: Males must earn the right to mate, as females control copulation with their complicated anatomy.
Video : Hyenas’ Brutal Birth: The Most Painful Labor in the Animal Kingdom
While this system gives females power, it comes at a terrible cost when it’s time to give birth.
Why Giving Birth Is So Dangerous for Hyenas
Imagine trying to push a newborn through a passage too small, too rigid, and highly prone to tearing. That’s exactly what female hyenas go through every time they give birth.
Here’s what makes hyena birth so deadly:
- A Super Tight Birth Canal
- The pseudo-penis acts as the only birth canal, but it is long, narrow, and lacks the elasticity of a normal vagina.
- This makes labor extremely difficult and painful, with a high chance of the tissue tearing.
- First-Time Mothers Face the Worst Risks
- Many first-time mothers do not survive the birthing process due to severe ruptures.
- Those who do survive often suffer from long-term damage to their reproductive organs.
- High Cub Mortality Rate
- A staggering 60% of hyena cubs suffocate before they are fully delivered.
- Since the birth canal is so tight, cubs often become trapped and die before they can emerge.
- A Painful Recovery Process
- After birth, the pseudo-penis often ruptures completely, forcing it to heal over time.
- Mothers suffer weeks of pain and vulnerability while their bodies recover.
Despite these brutal challenges, hyenas continue to thrive, and their unique reproductive system has remained largely unchanged for millions of years.
How Do Hyenas Mate? The Struggles of Reproduction

If you think birth is difficult for hyenas, mating is no easier. Males must overcome significant anatomical and social obstacles just to reproduce.
- Males Are Submissive to Females
- Unlike in many species where males dominate, male hyenas are the weaker sex in both power and ranking.
- They must approach females cautiously, often displaying submissive behavior to gain approval.
- Navigating the Pseudo-Penis
- Since females have no traditional vaginal opening, males must carefully maneuver through the pseudo-penis to copulate successfully.
- This requires both patience and precise positioning, making it one of the most complex mating processes in the animal world.
- Only the Strongest Males Get to Reproduce
- Males don’t fight each other for dominance like in other species. Instead, they must earn the female’s trust over time.
- Females choose mates based on persistence, patience, and respect, ensuring only the most determined males pass on their genes.

Given how dangerous and inefficient the reproductive process is for hyenas, one might wonder why evolution hasn’t corrected this issue.
The answer lies in survival strategy and social dynamics.
- Matriarchal Control Guarantees Stronger Cubs
- By limiting mating to only the most persistent males, female hyenas ensure that their cubs inherit strong genetics.
- This method prevents weaker genes from spreading, keeping the species robust.
- Higher Testosterone Helps With Survival
- The same high testosterone that makes birth difficult also makes female hyenas stronger and more aggressive.
- This aggression helps protect their cubs and maintain dominance in their environment.
- Fewer Cubs = More Resources
- Since many cubs don’t survive birth, the ones that do are often given more attention and resources.
- This ensures the strongest cubs make it to adulthood, increasing the clan’s overall survival rate.
The Resilience of the Spotted Hyena
Despite their brutal birthing process, hyenas have thrived for millions of years. Their ability to adapt, dominate, and survive proves just how powerful evolutionary trade-offs can be.
- They are among Africa’s most successful predators, competing with lions for food.
- Their clans are ruled by powerful females, ensuring only the strongest members survive.
- They have some of the most advanced social structures in the animal kingdom, making them highly intelligent and strategic.
Video : The Most Extreme Births In The Animal Kingdom
Conclusion: Nature’s Ultimate Test of Survival
Hyenas are proof that nature often prioritizes survival over comfort. Their unique reproductive anatomy, extreme birthing challenges, and dominance-driven society have allowed them to thrive despite overwhelming odds.
While their birth process remains one of the most painful and deadly in the animal kingdom, it also ensures that only the strongest females and cubs survive.
So the next time you see a spotted hyena, remember—they’re not just fierce scavengers. They’re survivors of one of evolution’s toughest reproductive challenges.
Nicholas Cage’s twin grandchildren haven’t met their famous grandad

This actor, who belongs to one of Hollywood’s most famous dynasties, is a National Treasure but in his personal life, he’s trapped in a “quiet, horrible nightmare.”
The Family Man actor, who once bought a seat on a plane for his child’s imaginary friend, is now living in a “hostile environment” created by his son’s ex-wife, who’s preventing him from meeting his four-year-old twin granddaughters.
Keep reading to learn the identity of the star whose name change was inspired by a superhero!
When this actor was only 15, he was seated in a car with his uncle, one of Hollywood’s leading filmmakers, and begged him for a chance to appear in one of his award-winning films.
“Give me a screen test, I’ll show you acting. There was just silence in the car,” said the star, who’s proudly bizarre both on and off screen.
As a 17-year-old, the actor paved his own path to stardom and earned a minor role in the 1982 hit, Fast Times at Ridgemont High, a coming-of age cult favorite.
“I was the brunt of jokes because my name was still Coppola,” says Nicholas Cage, who was born in 1962 as Nicholas Kim Coppola.
“People would not stop saying things like, ‘I love the smell of Nicolas in the morning,’ because of Apocalypse Now…and it made it hard to work and I said, ‘I don’t need this,’ and changed it to Cage,” the star explains of dropping the surname that connected him to his famous relative, Francis Ford Coppola.
Next, explaining why he chose Cage, he says, “It’s a combination of Luke Cage from Marvel comics, who was a character I liked, also named Power Man, and John Cage, the avant-garde composer. Speaks volumes about everything I’ve been up to ever since.”
His first starring role with Cage as his last name came in 1983’s Valley Girl and the anonymity he said made him feel as if he “had this weight come off my body.”
“Wow, I really can do this. And I felt liberated by that experience,” he tells Hollywood Reporter. “And you can see it in Valley Girl that I’m free. Whereas in Fast Times, or even Rumble Fish, I’m somewhat stuck,” he says, referring to his appearance in 1983’s Rumble Fish, a film directed by his uncle.
Over the next several years, Cage worked in back-to-back films, earning the reputation as one of Hollywood’s most sought-after actors.
In 1988, he earned Golden Globe nominations for Moonstruck with Cher and Honeymoon in Vegas with Sarah Jessica Parker.
It was also the same year he met actor Christina Fulton, who in December 1990 gave birth to his first son, Weston Coppola Cage, an actor who appeared as the younger version of his dad in the 2014 film Rage.
Cage, who earned an Oscar for his 1995 role in Leaving Las Vegas, also shares a son Kal-El (Superman’s birth name) born in 2005 with his third wife Alice Kim, and daughter August Francesca (born 2022) with his fifth wife, Riko Shibata.
Cage was also famously married to Patricia Arquette (1995 to 2001) and Lisa Marie Presley (2002), whom he filed for divorce only months later.
Speaking with People, The Unbearable Weight of Massive Talent actor says that family comes “first and foremost.”
“There’s no version of Nick Cage in reality that doesn’t want to spend time with his children…There’s no version of Nick Cage that didn’t put family first over career,” says the star of Raising Arizona.
He adds, “I turned down Lord of the Rings and I turned down Matrix because I didn’t want to go to New Zealand for three years or Australia for three years because I needed to be home with my son Weston, that’s a fact.”
Offering evidence to that, actor Minnie Driver once said: “Was once on a plane with [Nicholas Cage] and his son and a seat had also been purchased for his son’s imaginary friend.”
Weston Coppola Cage
To this day the Adaptation star has a very tight bond with his children, and two of his grandchildren, Lucian (born 2014) and Sorin (2016), who Weston shares with his second wife.
“He can do things I dream about doing…compose music, sing, act, sculpt and cook and now he is a loving father,” Cage said of Weston, the former lead of two heavy metal bands. “To see my son with my grandson is as close to a sense of blissful completion I ever had.”
The D-Day star, 33, has been married three times and also shares twin daughters, Cyress and Venice, who were born in 2020 with his third ex-wife, Hila Arounian.
But the kids don’t know any members of their famous Hollywood family.
Following an ugly divorce in 2021, TMZ reports that Hila was granted “sole legal and physical custody of their twin daughters…with Weston getting no visitation rights.”
Explaining the distressing details, Weston’s mom Christina tells the U.S. Sun, that Hila has created a “hostile environment,” which includes “a request for a restraining order against her seeing the kids that was dismissed” in 2023.
“As a classy, respectful Hollywood family we are appalled and shocked at how Hila could do something like this. It is devastating not to see these kids. Nicolas and I haven’t been able to meet our two beautiful little granddaughters at all since they were born,” Christina says of the “smear campaign” Hila launched against her family. “We’re in a quiet, horrible nightmare. It’s insane, painful, hurtful, devastating. I have a beautiful relationship with my two little boy grandchildren and my son has a beautiful relationship with his boys.”
Christina adds, “Not meeting the girls is painful, hurtful, and shocking.”
Defending herself, Hila shares a note on Facebook, explaining that her ex cheated several times and was “weaponizing influence, wealth,” turning “the legal system against” her.
She also calls Christina a “sabotaging mother” and referring to Weston’s mental illness along with addictions, she says that Cage is an “enabling father” who “consistently hindered his progress.”
Hila does not mention anything about denying the family visitation with the twins, only that Weston’s “behavior became a physical threat to our daughters and me, as well as our emotional well-being.”
Christina reveals the Cage/Coppola family isn’t backing down: “In these trying times, our family’s resilience is tested. But we remain committed to overcoming these challenges and restoring our family’s harmony.”
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