http://www.petchidog.com/chihuahua-heat-cycle

The details of the Chihuahua heat cycle. Age, variances, symptoms, care. How long it last, when it begins, how often it will happen.

http://www.chihuahuawardrobe.com/what-to-expect-from-a-chihuahuas-heat-cycle/

With that said, most female Chihuahuas will have their first heat cycle between the ages of 6 months to one ... Posted in Breed Information, Health and Nutrition.

https://pethelpful.com/dogs/How-to-Breed-Chihuahuas

Mar 16, 2018 ... Learn about signs suggesting your Chihuahua is in heat and important considerations about breeding Chihuahuas.

https://littledogtips.com/all-you-need-to-know-when-your-dogs-in-heat/

Jan 30, 2017 ... Matilda is 2.5 years old, and on her fourth heat cycle. I'm afraid to get her spayed because so many dogs in my chihuahua Facebook groups die ...

https://www.youtube.com/watch?v=t1TMwfLiRzs

Dec 3, 2013 ... chihuahua in heat!!!!! behaves strangely!!!! alessandroz75. Loading... Unsubscribe from alessandroz75? Cancel Unsubscribe. Working.

https://animals.mom.me/information-on-the-menstrual-cycle-of-a-chihuahua-12217097.html

Sep 26, 2017 ... Instead, dogs have an estrus cycle, which occurs (in small dogs like Chihuahuas) every four to six months. Dogs also do not experience ...

https://www.akc.org/expert-advice/dog-breeding/how-long-are-dogs-in-heat/

Jul 30, 2015 ... Heat usually lasts between 2-4 weeks. Early in the cycle, a female dog may not be receptive to male dogs, although some are receptive through ...

https://pets.thenest.com/long-bleeding-phase-last-dogs-heat-4132.html

If you have a female puppy, you'll need to be prepared for her estrus cycle. It is similar to a woman's menstrual cycle except that it only happens twice a year.

https://www.canidae.com/blog/2010/07/how-to-care-for-female-dog-in-heat/

Jul 8, 2010 ... Learn more about this three week female heat cycle. ... I have a chihuahua dog she's been licking for three days took her in to vet she's in ...... This is my first female puppy she is in heat now, your information was so helpful.

https://www.akc.org/expert-advice/dog-breeding/when-dogs-in-heat/

Jul 30, 2015 ... A female dog reaches sexual maturity at around six months old. The stage of the cycle when she's receptive to mating is called estrus, or heat.