Sentences with phrase «estrus periods»

Not exact matches

She watched young males grow up and leave their families, young females enter their first estrus (the period of sexual receptivity) and elders in their 50s wander off to die.

When an alpha male took over the tribe, the females would simulate estrus, the period of ovulation, to copulate with him and convince him that he was the father of their offspring, thereby gaining his protection.

The period when a dog is on heat is divided into several stages, these being the proestrus, estrus and diestrus cycles.

While some dogs have harmless mood changes during their period of estrus, if your dog shows signs of aggression, you'll have to learn how to deal with this.

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.

But un-neutered females (queens) do it too — especially when they are cycling through their heat periods (estrus).

Girl pups may also go into heat (estrus) as early as 5 to 6 months, while boys begin to get interested in sex during this period.

The most common cause of non-regenerative anemia in ferrets is elevated blood estrogen levels in unspayed female ferrets undergoing prolonged heat periods (estrus or breeding cycles).

A dog in estrus, also known as being «in heat», can become pregnant during this 3 - 21 day period.

In an intact dog, these heat periods (estrus) result in about 2 - 3 weeks of vaginal bleeding and discharge approximately every 6 months.

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

The correct term for this fertile period is estrus.

Periods of stress (boarding, estrus, pregnancy, shows) seem to bring on episodes.

They will have repeated cycles of estrus during the course of a year and may even go through periods of continuous heat.

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.

As a result of research conducted during the captive breeding period, we now know that island foxes have induced estrus and ovulation, which is unique among canids and may be related to other distinctive features of their mating system.