The duration of a dog's heat cycle typically spans 18-21 days. However, this can vary between individual dogs and breeds. A majority of dogs experience a heat cycle every six to eight months, but this ...
Estrus – Dogs in heat (also called estrus or estrous) can be spayed with little additional risk to the dog’s health. However, the procedure may take longer due to increased blood flow to the ...
In the Bahamas population, the males “monopolize” females in estrus, hovering nearby and fending off other males. But “it’s not always a forced situation,” Herzing says. The female may ...
However, the cellular mechanisms by which MC4R regulates reproduction are unknown. Kiss1 neurons directly stimulate gonadotropin-releasing hormone (GnRH) release through two distinct populations; the ...
Permanent mother-infant separation prior to natural weaning is a common husbandry practice in monkey breeding colonies. In the United States, such colonies have been established in all eight Regional ...