A sperm whale washed up in shallow water off a beach in Britain on Thursday, the 29th such stranding in Europe in the last two weeks.
Eight dead sperm whales have washed up on a German beach, just weeks after 12 of the giant mammals were found dead at other sites on the North Sea, officials said Monday.
Promiscuity could reduce benefits of successful mating, research shows.
Sex is costly. It can be time consuming, energetically demanding, and resource depleting. So, it makes sense to choose your mates wisely.
Two more sperm whales became stranded and died on the Dutch coast a day after five others, likely from the same pod, lost their lives nearby in a rare North Sea beaching, experts said Thursday.
Sperm that don't swim well rank high among the main causes of infertility. To give these cells a boost, women trying to conceive can turn to artificial insemination or other assisted reproduction techniques, but success can ...
Five sperm whales were stranded on a Dutch beach on Tuesday, leading local authorities to urge people to stay away in order not to further distress the giant mammals.
Texas Tech University Health Sciences Center (TTUHSC) researchers have developed a low cost technology related to sex select semen that can be used with artificial insemination in animals.
Scientists from UH Mānoa have uncovered substantial new knowledge about the function of the Y chromosome gene.
An analysis of Mediterranean sperm whale 'clicks' suggests that individuals range from 7.5 to 14 meters long, according to a study published Dec. 9, 2015 in the open-access journal PLOS ONE by Francesco Caruso from the University ...