While humpback mating has long been a mystery, other marine mammals including dolphins and seals are known to engage in male-male sexual behavior.
of parental care, differ from the mating systems of pulsed or seasonally breeding non-human animals in which Bateman’s principles were originally tested. ... MB Mulder,CT Ross - 《Proceedings of the Royal Society B Biological Sciences》 被引量: 0发表: 2019年 Selection on pollen and pistil ...
On the basis of simulations and genealogical data of ten dog breeds, three popular mating practices (popular sire effect, line breeding, close breeding) were investigated along with their effects on the dissemination of genetic disorders. Our results showed that the use of sires in these ten bree...
"He mounted her several times. However, full mating did not occur. Although both have bred before and have borne cubs with other pandas, they are both still relatively inexperienced," Valentine added. "We are hugely encouraged by how much the natural sparks flew between the two animals. As ...
Dogs’ attachment towards humans might be the core of their social skillset, yet the origins of their ability to build such a bond are still unclear. Here we show that adult, hand-reared wolves, similarly to dogs, form individualized relationship with th
light a candle. Beth said some friends got them a poster that says ''Please Leave by 9.'' Howard said people are just jealous of their fun. He said that they have this incredible love. He said he loves being with her. Beth said it's just you and me and all of the animals. ...
The reasons for gender differences in alcohol intake, responses to alcohol, and consequences of alcohol abuse in humans and in animals are poorly understood. Animal models for the study of alcoholism have been focused primarily on the st... FE Lancaster - Springer US 被引量: 25发表: 2002年...
Sexual displays and mating of Octopus vulgaris Cuvier and O. cyanea Gray and attempts to alter performance by manipulating the glandular condition of the animals 来自 Semantic Scholar 喜欢 0 阅读量: 23 作者: WELLS,M. J. 摘要: Observations were made on 161 matings by Octopus vulgaris Cuvier ...
Show:Fight Science Yellowstone Wolves: Succession Show:Yellowstone Wolves: Succession Airport Security: Rome Show:Airport Security: Rome Katie’s New Face Show:Katie’s New Face Savage Kingdom Show:Savage Kingdom Wild Nordic Show:Wild Nordic ...
For humans and for certain other animals recreational sex can be highly enjoyable. Even procreative sex among primates and some mammals is thought to provide pleasure for the participants. But for many animal species that's just not the case. And yet, sex doesn't need to be fun — or eve...