How to Tell if a Gerbil Is Male or Female: Look Out for This Sign

How to Tell if a Gerbil Is Male or Female

Want to know if your gerbil is a boy or a girl?

Are you hoping to add to your gerbil family but don't know which gender to get?

Well, you've come to the right place! 😊

Because let me tell you, I understand those mixed feelings of excitement and uncertainty.

You're probably thinking, "How can I possibly figure this out?"

Don't worry, I've got your back.

In this blog post, we're going to unravel the mystery and give you the tools you need to determine the gender of your adorable little furry friend.

So, let's dive in and put your curiosity to rest!

How to Determine the Gender of a Gerbil

Determining the gender of gerbils can be quite a challenge, you know.

Ah, gerbils. Aren't they just adorable little creatures?

They move around so quickly with those tiny paws and it's hard not to fall in love with them.

But here's the thing...

Whether you're someone who breeds gerbils or just a curious gerbil enthusiast like me, knowing how to tell their genders apart is crucial.

Trust me, it's a skill that comes in handy.

The earlier you can figure out their gender, the better it is for planning and managing your gerbil community.

Pay attention to the distance between the anus and urethra, it's an important clue, you see.

So, how can you determine if a gerbil is male or female?

Well, here's what I've learned:

If you want to know, check out the distance between their anus and urethra.

It's quite fascinating how it differs between male and female gerbils.

How to Determine the Gender of a Gerbil
To figure out if your gerbil is a boy or a girl, take a look at the space between its pee hole and butt. Boy gerbils have more roomy gaps than girls, but it gets trickier when they're young pups of 2 to 4 weeks. Just keep calm, watch closely, and with time you'll get pretty good at telling their gender.

In male gerbils, this distance is actually greater compared to females. It might not be obvious at first glance, but trust me, practice makes perfect!

With some experience, you'll become quite the expert at this.


Between 2 weeks and 1 month old, things may get a bit more challenging.

At this stage, the difference in distance between the anus and urethra in male gerbils is not as pronounced, making it harder to identify their gender.

But hey, don't worry!

Just keep observing and being patient, and you'll eventually succeed.

Let me break it down for you in an easy-to-follow guide on telling male from female gerbils.

Now that we've covered the basics, let me explain it in a simple way for you:

  • During the first two weeks of their life, it's easiest to determine their gender. Since they don't have fur yet, you can clearly see the difference in distance between their anus and urethra.
  • As they grow and develop, usually by the third week or even sooner, it becomes more obvious. With a little practice and observation, you'll become pretty good at telling male gerbils from female gerbils reliably.
  • Between 2 weeks and 1 month old, things might get trickier. The distance between the anus and urethra in male gerbils becomes less distinct. But don't give up! As long as you're patient and observant, you'll still be able to identify their gender.

So there you have it, folks. These tips, combined with some experience, will turn you into a pro at determining the gender of gerbils in no time.

Main points I'll expand upon further down this article:

  1. Male gerbils tend to be friendlier and less aggressive, but behavior alone cannot determine their sex.
  2. Same-sex mounting is common in both male and female gerbils, so socialization should be done carefully to prevent fights.
  3. Knowing the sex of your gerbils is important, especially when introducing new pups or preventing unexpected litters.
  4. Testes produce sperm, and larger testes indicate more sperm production in male gerbils.
  5. Female gerbils can become pregnant even without males present, so determining their sex is crucial to prevent unplanned pregnancies.

And now, let me delve further into the physical characteristics that can aid in determining the gender of your gerbil.

This will give you a more comprehensive understanding of how to identify male and female gerbils with precision and accuracy!

Identifying Gender in Gerbils Through Physical Characteristics

Physical CharacteristicDescription
Nipple VisibilityObserving the presence or absence of nipples can help determine the gender of gerbils. However, this technique is most effective in 10-day-old gerbils.
Distance between Anus and UrethraThe primary criterion for determining the gender of gerbils is the distance between the anus and urinary organ. This measurement can be used as early as three weeks of age.
Presence of ScrotumMale gerbils may have a visible scrotum, which can be an additional indicator of their gender. However, this characteristic may not always be reliable and should be observed in conjunction with other physical traits.
Size of Scent GlandsComparing the size of scent glands between gerbils can provide some insight into their gender. However, variations in gland size are not always definitive indicators of gender. It is best to consider this characteristic alongside other physical traits.

Figuring out the gender of your gerbil ain't always a piece of cake, let me tell you.

But if you keep your eyes peeled, you'll get there.

First things first, check out them nipples.

The ladies have more obvious nips than the fellas, little details matter, my friend.

But don't call it quits just yet...

Pay attention to the distance between the booty hole and pee spot.

In dudes, those two are far apart.

But in gals, they're closer together.

Keep an eye on this difference.

Oh, and here's a useful tip:

Guys have a sack down by their tail, carrying some extra weight.

And guess what?

Males also flaunt bigger scent glands on their bellies compared to females.

Now, don't go jumping to conclusions based solely on size, my friend.

See, telling male from female in gerbils ain't as clear-cut as in other critters.

So, size alone won't give you reliable answers.

You know what really matters?

The gap between the anus and privates.

I know, not very glamorous, but trust me on this. It's foolproof.

You can start sexing these fuzzballs when they're as young as three weeks old.

When handling your little buddy, be gentle, alright?

And if you're struggling with figuring out their gender, take a peek at some pictures for reference.

For example, when they're ten days old, look for dots on each side of their belly.

Girls will have eight of 'em, while boys won't have any.

And if you're still wondering about the mysteries of gerbil gender, I've got just the answer for you.

In my article, Do Female Gerbils Have Periods, I dive deep into this intriguing topic.

Male and Female Gerbils Behavioral Differences

Behavior alone cannot determine the sex of gerbils.

So how do you tell?

Well, here is a pro tip:

Check for visible genitalia!

You don't need any fancy tools or equipment.

Just gently lift your gerbil's tail and take a peek.

In male gerbils, you'll notice a small distance between their anus and genitals. The male genitalia resembles a little dot, which is his penis.

On the other hand, female gerbils have a much shorter distance between their anus and genital area. Their genital opening is more slit-like and doesn't protrude like male gerbil's seemingly tiny three dots, lol!

Now, there might still be some confusion because gerbils can exhibit same-sex mounting, even if they are not cycling females ready to mate.

Male and Female Gerbils Behavioral Differences
To spot if your gerbil is a dude or a lady, just peep at their habits. See, guys are all about claiming their turf by rubbing smelly stuff everywhere. Gals, though, they're all interactive and dig grooming each other. So pay attention to these peculiarities to identify your gerbil's gender—you got this!

But with a quick glance at their private parts, you'll have a clear answer.

Honestly though, gerbils can be quite fascinating creatures.

They engage in drumming, which is an adorable way of indicating sexual excitement.

So whether you have male or female gerbils, providing them with proper socialization and enough space to roam and explore will keep them happy and content.

Just be sure to always double-check their sex if you're introducing new gerbils or have any concerns about their behavior.

With that being said, understanding gerbil behavior and knowing their gender will sure make you one knowledgeable gerbil owner!

Well, I know you must be thinking that behavior alone isn't enough to determine the gender of your gerbils.

But guess what?

There's a foolproof way to solve this mystery and prevent any unexpected surprises from happening - let's talk about the importance of distinguishing their sexes!

Reproductive Traits in Male and Female Gerbils

Same-sex mounting in gerbils does not indicate their gender, as both males and females engage in this behavior.

To prevent unexpected litters, you ought to distinguish the sex of your gerbils.

Reproductive Traits in Male and Female Gerbils
If you wanna know if your gerbil's a dude, just give its belly a little squeeze and check for two tiny bumps close to the tail. Bigger bumps mean more baby-making power, so you don't gotta worry 'bout any surprise offspring. And hey, if you're still not sure, get yourself to a vet and they'll set ya straight.

Testes are pivotal for sperm production, with larger testes associated with higher production.

Interestingly, female gerbils can still become pregnant without any males around. Therefore, taking the time to determine your gerbils' sex is essential to avoid any unplanned breeding situations.

Don't let mistaken assumptions lead to a surprise nursery of baby gerbils; be proactive and ensure you know the sex of your furry friends.

And that's all for today, folks!

Before you leave, can I ask you a question? Did my blog post turn out to be helpful for you? If it did, it would mean the world to me if you could share it with your loved ones. Feel free to click on any of the social media sharing icons for an instant share. Thank you so much in advance!

Until next time,

-Alex Amber

Alex Amber

Hi there! I'm Alex, and this is my blog, Gerbil 101. As you've probably guessed by now, this is the go-to blog for all things gerbil, covering topics from gerbil care to food, drink, health, behavior, and so much more. I truly hope you find my care guides useful, as I put a lot of time into writing them!