The regulation of seasonal reproduction in sheep is intricately linked to the actions of melatonin, a hormone whose secretion varies with the photoperiod. Central to this process are the melatonin ...

New Mexico State University’s Southwest Center for Rangeland Sustainability will host a workshop to discuss reproductive technologies available for sheep and goats. The free workshop will take place ...

COLLEGE STATION -- A team of scientists from Texas A&M University and The University of Glasgow Veterinary School in Scotland has ndiscovered that naturally occurring endogenous retroviruses are ...

1. Fitness costs of reproduction are expected when resources are limited. Costs drive the evolution of life-history strategies and can affect population dynamics if females change their allocation of ...

Temporal distributions of matings and births were studied in a feral population of Bizet sheep (Ovis aries) introduced to Ile Longue in the subantarctic Kerguelen Archipelago. Two rutting peaks ...

Scientists hope planting shrubs will help to improve the survival of lambs, particularly twins, on West Australian farms, by providing windbreaks and food for the animals.

Since Dolly the sheep in 1996, reproductive cloning has continued to advance; nearly 20 different mammalian species have now been cloned. Researchers have now developed a unique cloning procedure ...

Why are the dark sheep on the decline in a wild herd in Scotland, even though they're bigger than the light-colored sheep? It all comes down to genes, researchers reported Thursday. The population of ...

On the Scottish archipelago of St. Kilda, the Soay sheep may not have any natural predators, but they do have the elements to contend with: a lack of food, brutal weather that can kill off half the ...