Whether or not you arrangement to breed your Chihuahua, it’s useful to know all the details of her heat cycle. A female Chihuahua who has not to be spayed will commonly face a range of physical and behavioral alters throughout her lifetime.

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Being prepared for every one of these changes during their warmth cycle will make the totality journey much much easier for both the you.

I to be going to begin off this development to the Chihuahua warm cycle v some really quick needle on how regularly it happens, how to tell, and how long the warmth will last. I will then get in each aspect of the warmth cycle in an ext detail.

How frequently do Chihuahuas go into heat?

Unless you have actually spayed your Chihuahua, she will enter her an initial heat (also known as a season) at about six to eight months of age.

How regularly do Chihuahuas go into heat? After her an initial heat at 6 come 8 months, your Chihuahua will then get in twice a year, frequently every 6 months. Initially, she cycle might be sporadic, yet after the very first year or two, you should notification her reproductive bicycle settling right into a constant pattern.

The median Chihuahua will go into heat as soon as every six months. Occasionally, she might show indicators of going right into heat in between these consistent cycles, yet she will typically be infertile throughout these added seasons.

Your Chihuahua will show that she is in warmth with a number of telltale signs. Scroll under to check out what the indications are. (Image via https://pixabay.com/photos/chihuahua-dog-book-read-2726117/)

Once one Chihuahua reaches 6 years that age, her fertility will start to slow down. Fertility will proceed to drop off until around ten years of age when her ability to reproduce typically ceases altogether.

That said, uneven spayed, a female Chihuahua will continue showing signs of walk into warm for the rest of she life.

How execute you know when her Chihuahua is in heat?

You will know your Chihuahua is in heat due to a variety of indicators including:

Swollen vulva.Bleeding native the vulva.Increased mounting behavior.Licking she genital region.Obvious worried or agitated behavior.Increased urination.

The Chihuahua warmth cycle length in detail

The reproductive cycle for dogs is comprised of four unique stages, each through its very own physical and behavioral changes. Read around each stage below, consisting of the Chihuahua warmth cycle length and also what come expect.

1. The Proestrus stage

Typically, this is the phase that most people are referring to once they say the their Chihuahua is in heat. ~ above average, this initial stage of the reproductive bicycle lasts nine days for many dogs, however it deserve to last almost everywhere up to twenty-seven days in total.

During this stage of the reproductive cycle, estrogen level will begin to peak in your dog, and also the follicles (eggs) will start to develop. Many owners might start to an alert male dogs reflecting an interest, although the female Chihuahua will certainly not reciprocate during this time.

Handy Hint: Despite what you think, spayed woman dogs deserve to still attract males for a variety of reasons you might be surprised about! 

If anything, she may even seem much more on edge 보다 usual. It’s not unusual to watch dogs holding your tails nearby to their body and also becoming a little clingier through their owners during this very first stage.

Physical signs incorporate a swollen vulva and a blood-tinged discharge. Although plenty of dogs will store this area clean, Chihuahuas tend to have a hard time reaching this area. Come avoid any messes, plenty of owners recommend making use of diapers.

You might also notification your dog urinating much more often during this stage.

2. The Estrus stage

This second stage deserve to last anywhere from four to twenty-four days in total. ~ above average, however, the Estrus stage just tends to critical nine work for most dogs and marks the fertile window in a dog’s reproductive cycle.

Attention from male dogs will continue, however now the female Chihuahua will be receptive to these advances. One of the most common ways her dog may display her availability is through “flagging”, wherein she lifts she tail up or come one side.

Physical changes will include an enlarged vulva and brown or clean discharge.

With the pheromones she emits throughout this period, the fist she obtain from masculine dogs will certainly be heightened.

It might also result in aggression from females, which can sometimes escalate into fights. If you have no intention of breeding your Chihuahua during this period, it will be essential to store her away from other dogs as lot as feasible during this time.

Chihuahuas stay in heat for between 2 and also 4 main usually. (Image via https://pixabay.com/photos/chihuahua-dog-puppy-cute-nose-2769980/)

3. The Diestrus stage

During this stage, your dog will once again shed interest in reciprocating masculine attention. Top top average, this 3rd stage that the reproductive cycle will certainly last 2 months.

Physical alters include her vulva return to normal, and an absence of any kind of discharge.

There are instances where she might act together though she is pregnant, also if she isn’t. If this happens, girlfriend may notice your dog exhibiting the following behaviors:

RestlessnessLethargyReduced appetiteNesting (may involve digging bedding or moving it around)Nursing (may present increased attachment to a favorite toy)DepressionAggression

Aside indigenous these behavioral changes, you may also notification several physical changes. Even though a loss of appetite is usual during false pregnancies, the woman Chihuahua may stay in ~ the same weight, owing to liquid retention.

Other physical alters include a swollen belly and also enlarged mammary glands that might or may not lactate.

If you suspect that your Chihuahua is pregnant, it would certainly be finest to take her to see your vet as quickly as possible. Pregnancies in Chihuahuas must be very closely monitored indigenous the onset as result of the health threats involved, both for the puppies and also the mother.

Handy Hint: below are some ways you can inspect to see if your Chihuahua really is pregnant or not.

4. The Anestrus stage

During the fourth and also final phase of the reproductive cycle, the body will start to prepare itself because that the following season.

Typically, this last stage big an mean of four months for many dogs, back for specific breeds it can take a lot of longer. During this time, there are frequently no physical symptoms or behavioral changes.

Handy Hint: There space some means that breeders usage to make your female dogs come into warm faster.

Can a spayed dog still go into heat?

Generally, no.

The procedure of spaying a dog way removing all the reproductive organs, including the ovaries and also uterus. Together this eliminates the opportunity of reproducing, that also way that her warm cycle will certainly usually avoid as well.

However, if friend do an alert your dog showing indications of going into warm once spayed, this might be one indication that ovarian remnant syndrome.

If the surgeon misses some of the ovarian tissue throughout the surgery, this can an outcome in the continuing to be ovarian organization still creating estrogen. If this happens, the will proceed to cause your dog’s usual warm cycles.

It have the right to be annoying, since this may only become evident several month after the early surgery. However, it is a non-threatening condition, and also reasonably easy to remedy.

If you notification that your dog is showing indicators of going into heat once spayed, you will require to acquire your dog booked in to check out your vet again. Typically, ovarian remnant syndrome deserve to be treated with a an easy operation to remove any kind of remaining ovarian tissue.

Breeding Chihuahuas

When it comes to breeding, Chihuahuas are some of the many challenging, time-consuming, and expensive dog to breed.

Owing to the many health difficulties this each other faces, owners must be existing through every stage of the pregnancy and also delivery. Owners will likewise need to keep a really close eye ~ above the litter because that the initial few weeks of advance to certain that everything goes smoothly.

Your woman Chihuahua could have around 3 puppies in a litter.

Handy Hint: There’s a border on how plenty of times you have the right to breed a Chihuahua. Find out every you require to know here.

How to prepare for her Chihuahua gift in heat

Now girlfriend know how long and also how frequently your Chihuahua will be heat, that time to gain prepared. By act so, you have the right to guard versus your girl getting pregnant unexpectedly, leaving messy blood spots on the floor, and also even feasible changes to actions including aggression.

Here’s how you obtain prepared making use of some motivation I found on Chewy.com.

1. Monitor her warmth cycles

On the day her Chihuahua starts her warm cycle, location a keep in mind on her calendar. I’d use your phone’s calendar as you have the right to record work 1, and also then placed a reminder in the it might come again in 6 months’ time.

Set the reminder increase a week prior to the 6-month point, as that gives you time come prepare again.

2. To buy dog diapers

A dog in heat will leave blood spots and mess on her bedding and also the floor. You deserve to mitigate this by using specialist dog diapers.

If friend don’t want to spend this money you have the right to use human baby diapers however will require to reduced a hole out of the back of them for the tail to come through.

3. Think about security

Some dog will try to escape throughout their heat cycle and can show aggression. If this sounds like your Chihuahua, think about keeping she secured making use of door gates, or simply being much more vigilant than usual – probably an off-leash walk no a great idea during this period!


My wife and also I recently looked after a mrs Chihuahua who came end to play v our Frenchie, Claude. The woman hasn’t to be spayed yet, so the wouldn’t surprised me if she began to show signs of going right into her first ever warmth cycle very soon – she’s 7 month old.

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When that happens, our friend will have to be prepared, as the Chihuahua warm cycle have the right to be fairly a shock if you’ve never owned a woman dog before.

I’ve told them to be ready for some transforms to her personality!

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There’s a wealth of info on the 6294.org website about Chihuahua ownership: