https://vcahospitals.com/know-your-pet/estrus-cycles-in-cats

Therefore, the complete estrous cycle of a cat can range from anywhere between one to six weeks, with the average cycle length being about three weeks.

https://www.petmd.com/cat/care/evr_ct_cat-facts-how-long-are-cats-in-heat

There are several stages to the cat's heat cycle. What we consider “in heat,” when a cat can become pregnant, lasts about ten days to two weeks. During this ...

https://www.thesprucepets.com/how-long-are-cats-in-heat-3385372

May 12, 2019 ... Unlike dogs, cats will go into heat often if not spayed. Learn what to expect during the feline estrus cycle and how long your cat will be in heat.

https://www.revivalanimal.com/pet-health/feline-heat-cycles/learning-center

The low light and short length of daylight is a primary factor in suppressing the heat cycles during the winter months. Cats kept indoors may be stimulated to ...

http://www.animalplanet.com/pets/how-long-is-a-cat-in-heat/

May 15, 2012 ... Female cats that aren't spayed seem to constantly sing loud love songs to potential mates. But feline heat cycles, or the period in which cats ...

http://www.bgshelterpets.com/more-about-heat-cycles.html

Heat Cycles in Cats are referred to as "polyestrus," which means that they will go ... The age at which they start their cycles and the duration of the cycle varies ...

https://www.vetwest.com.au/pet-library/cat-breeding-at-this-time-of-the-year-0

Oestrus cycles begin when female cats reach puberty, which can be as early as 4 ... Exactly when a cat starts coming on heat is determined by a number of ...

https://www.wikihow.com/Calm-a-Cat-in-Heat

Spay the cat. Spaying a cat removes her ovaries and prevents the heat cycle from occurring. It prevents ...

https://www.catster.com/cat-health-care/cats-in-heat

Feb 13, 2019 ... Cats in heat have entered the phase of the feline reproduction cycle that's ..... http ://www.catster.com/lifestyle/how-long-is-cat-pregnancy. Reply.

http://www.wildanimalpark.org/when-do-cats-go-into-heat/

In biological terms a cat is said to be in the 'estrous cycle' when in heat. The estrous cycle is a period when a female cat most receptive to male, and can last ...