It takes 12 hours for sperms to reach an ovum once inseminated
and sperms have a lifespan of about 24hours inside the cow's body.
Tian Tian was artificially inseminated
earlier this year but keepers at Edinburgh Zoo said implantation, when a fertilised egg attaches itself to the uterus, has not yet occurred.
The giant female panda at Edinburgh Zoo has been artificially inseminated
after her male companion failed to mate with her.
If there's a 'spike' in their activity, it indicates they need to be inseminated
, if not by the bull, then by artificial means.
Asalah was artificially inseminated
in the United States of America during her most recent visit with her husband, director Tareq Al Arian.
Bosses at Twycross Zoo, near Tamworth, made a trunk call to announce their new arrival, who came into the world after his mum, Noorjahan, was artificially inseminated
What a pity this can't be instigated by humans, an instant sign that someone has been inseminated
by someone else.
Artificial insemination, the use of egg donors and surrogate mothers, and even implanting an artificially inseminated
egg from one partner into the womb of the other have helped fuel what is sometimes called the "gay-by boom." And yet despite these incredible scientific advances, one fundamental reproductive goal remains unattainable: children of gay and lesbian couples that reflect genetic characteristics of both partners.
Jeanine Salomone, said she was artificially inseminated
at a Los Angeles clinic and gave birth to a boy on May 14.
One of the inseminated
eggs successfully imbedded and the woman gave birth to a baby weighing 3,100 grams, he said.
, they go through the agony of giving birth only to have their calves wrenched from them and put into crates to be sent abroad.
Questions have been raised over whether the law should allow techniques such as extramarital in vitro fertilization, the artificial insemination of surrogate mothers, the ''borrowing'' of wombs of third-party women for artificially inseminated
eggs, or the use of donated ova for in vitro fertilization.