Mares will usually return to estrous within 5 to 7 days after prostin is administered.
The selective breeding of pure yeast cultures began in 1883
Put a breeding box in their cage, let them poke around and get interested. It won't be long before they begin making their makeshift nests.
Mostly it depends on the organism of the pregnant woman (some contractions begin day and a half before and some don't even have contractions) but usually they occur in less than 20 hours before giving birth.
February through to September
i dont know the answer
A duplication of the chromosomes is what must happen before meiosis can begin.
The 1950s
One has to learn to follow orders (instructions) before he can begin giving them. I need help on my margine. I do know what to do. can you help me. i have medaine that they gave me and it does not work and i told them and they do not lesson to me. and i do not know what to do.
About 3 weeks before birth, the mares udder will begin to enlarge. About 24 hours before giving birth, the mares teats will wax over. (Called waxing) About 8 - 12 hours before birth, milk will usually begin to drip from the teats. These are just general guidelines. Like women giving birth, each mare is different and her birth times after these signs can be sooner or later.
I'm not sure esactly but, it was either before or right after the Last Supper; named in the Bible. But, it also, might had began when the pilgrims arrived in America for the first time.
Most responsible breeders agree that the best age to begin breeding is after two years old. You should NOT attempt to breed from a dog before it has had atleast two seasons/heat cycles.
No, what you are actually seeing when looking at the gravid spot is the eggs inside the mother fish. The gravid spot does not go away until the mother has given birth to her young. The spot will get very dark before the fry are born, because they will begin to hatch out of their eggs before the birth.