Sentences with phrase «estrus timing»

The cervix is shut except during the bitch's estrus time and during whelping.

Not exact matches

When the researchers disrupted the activity of these neurons, female mice lost interest in male mice during estrus and spent about the same amount of time with them as with a plastic Lego block.

«In mice in diestrus, estrogen levels increase to about 10 times higher than they are in estrus, the phase in which ovulation occurs and estrogen levels drop,» Lasek said.

The estrus cycle lasts for five to ten days, during which time the female ovulates, the discharge becomes less but during this period, the female dog will show an interest in male dogs.

Another interesting fact about this breed is that, like their wild ancestors, West Siberian Laika females only go into estrus once per year, generally whelping their puppies in the spring time.

According to PetEducation.com, the length of daylight and weight of the cat also have some effect on the time of the queen's first estrus cycle.

Female cats of reproductive age who haven't been spayed can go into heat — or estrus — multiple times each year, and ovulate with each mating.

The second part or estrus is the time in which the female will allow the male to breed her and this can last anywhere from 4 - 21 days.

During this time, she won't be able to have a spay surgery because of the medical risks involved, and you'll have to wait until she's out of estrus.

By this time, the length of the dog's estrus cycle will have been established and you can plan for the event.

Clinical signs of pyometra present after four to eight weeks after estrus (heat); during estrus the cervix is open as the female is looking to accept a mate, this is the time that an infectious agent (usually E. coli) infect the uterus; if the diarrhoea has been occurring for more than four weeks, it is possible that it may have contributed to the pyometra, but usually pyometra is caused by bacteria from the urinary tract or normal vaginal flora.

If your female dog or cat was in heat (estrus) at the time of surgery, you must keep them away from un-neutered males for at least two weeks.

If the queen is not mated during estrus, she will «go out of heat» for a short period of time, usually 1 - 2 weeks.

How many times maximum would you allow the «tie» to take place during the estrus cycle?

A female dog's season, also referred to as estrus or heat cycle, is the time where she is receptive to mating.

Heat cycles (estrus) lasts 6 to 12 days, often twice a year in dogs and 6 to 7 days, three or more times a year, in cats.

There is rarely a reason to delay spaying a cat or dog to an age which allows the animal to be intact past the time of the first estrus cycle.»

Data from the U.K. show males as having lower BVA scores (better hips), which at one time was thought to be at least partly due to some females being in or near estrus or postpartum at the time of radiography, at which time joints were supposedly slightly looser.

This is based on the as - yet unproven idea that inactivity or estrus may cause joints to be looser than they would be at other times, but as you will see, this concept, if substantiated, would be highly dependent on the hip - extended view.

We also told each other that to get the best picture and the best chances of «passing OFA», we should take the pictures in the afternoon, after the dog had been exercised and «toned up», on a dog with good muscle development from regular exercise over a longer period of time, not within a couple weeks of estrus or several weeks of pregnancy, and without sedation.

Other reasons for a dog's hip - extended radiographs looking «better» at a later date might include a thickening of the joint capsule, the first film having been taken when a bitch was in estrus or close to whelping date (a controversial and unverified assumption), and anesthesia used the second time and not the first time.

Queens typically need to mate about four to six times during estrus to become pregnant.

119 Humans lost their «breeding season» some time ago with the advent of «concealed» ovulation (the loss of estrus behaviors which advertise optimal fertility), but similar «analog» changes are likely in many other areas capable of yielding reproductive isolation.