Recently heard that when a doe has twin or triplet fawns, they may have different fathers. Meaning the doe was breed by 2 or 3 different bucks, all impregnating her with a fawn.
Thoughts??
Breeding....
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Breeding....
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Here's something interesting about bears:
I know that bear embryos are implanted in the ovaries soon after breeding and are imbedded in the uterine wall much later ... because bear biologists always want to examine the ovaries to see if a sow is pregnant when one is killed in bear season.
Sows are bred in late May or very early June. Bear season is in late November and early December.
So ... in bears, the embryos are put on "hold" for a while before further development, but I don't know if a sow can carry embryos from more than one breeding at a time, though.
I know that bear embryos are implanted in the ovaries soon after breeding and are imbedded in the uterine wall much later ... because bear biologists always want to examine the ovaries to see if a sow is pregnant when one is killed in bear season.
Sows are bred in late May or very early June. Bear season is in late November and early December.
So ... in bears, the embryos are put on "hold" for a while before further development, but I don't know if a sow can carry embryos from more than one breeding at a time, though.
Grizz
I suppose there would be a purpose to that like scarce food? I think it's in dogs or big cats, maybe other mammals that once the animal is fertilized a plug develops to prevent the introduction of another male's sperm. I would think that if an animal has more offspring than normal it is because of the plenitude of food. On the other hand in humans that isn't the case. Of course man kind is a rule breaker in the animal kingdom. Interesting.
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Who wouldn't open with that topic title.
I don't see why that wouldn't be possible. A doe in heat will be harrassed constantly to mate by several different bucks, young and old and probably gets bread several times through that period.
I don't see why that wouldn't be possible. A doe in heat will be harrassed constantly to mate by several different bucks, young and old and probably gets bread several times through that period.
rutman
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