1 Signs and symptoms of thrush include white patches in the mouth, inner cheeks, throat, palate, and tongue, as well as soreness and mouth pain. 2  Thrush is usually diagnosed by clinical examination by a physician or dentist.
The average heat cycle for a dog is approximately 3 weeks and since this an an average, some heats are shorter (as little as 7-10 days), others are longer (4 weeks or more).Average times between heat periods is seven months but some dogs can cycle as early as every 4 months, some once a year.Lengths of heat cycles and intervals between cycles are different for each dog but most dogs hit somewhere close to the averages.verage times between heat periods is seven months but some dogs can cycle as early as every 4 months, some once a year. Lengths of heat cycles and intervals between cycles are different for each dog but most dogs hit somewhere close to the averages.
The first thing that you will notice is a swollen vulva and a bloody discharge. This is the beginning of the heat and the eggs will not be released yet. Male dogs will already be more drawn to her, but she may not show any interest until this phase ends in 6-10 days. In the second stage of heat your dog will be fertile.Her bleeding will change from pink to a sandy color, and she will be more welcoming to male attention. This stage will last approximately 6-10 days, but can last as long as 20 days in some dogs.ost mature female dogs will go into heat every 6 months, but it is common for them to skip a cycle. The heat cycle itself will last approximately 3 weeks. It is best to wait until after your dog is two years old before you breed them so their body can fully develop before they bare puppies.