i think it lasts forever because they keep their body heat and they are always scented
A female dog will never lose her distinct scent. The particular scent of her being in heat, however, ended immediately with the surgery.
3 weeks
The female dogs come in to season or heat twice a year. Each season last fiive to 10 days.
A dogs heat in a period may or may not last very long. It depends. About minimum 15 days. Maximum, about 25 to 30 days. It may even last a month
the female cat leaves a scent and the male cat can smell it and [if it is unfixed] will follow and try to mate with the female cat. Musk glands and pheromones attract males to females and vice versa. It stimulates a sexual response an lets the male of the species know that the female is in heat and ready for mating. The female produces estrogen that can be detected for long distances.
Females go into heat every five to nine months. So five to nine months after her last heat she will go into heat. The litter should not affect her next heat cycle.
Female dogs heat usually lasts 3 weeks.
Heats generally last approximately three weeks.
As long as there are does in heat.
until the female has giving birth
for one weak 7 days
Female raccoons are only in heat for 3-4 days in the spring.