Mating with more than one male increases reproductive success for female prairie dogs, despite an increase in risks such as increased susceptibility to predation and increased exposure to diseases and ...

They're not only adorable - they're a scientific breakthrough. For the first time, a litter of puppies have been born using in vitro fertilization, say Cornell University researchers. A female dog ...

In addition to obvious biological differences, male and female dogs can sometimes deal with different health issues and behaviors. Un-neutered male dogs are typically more prone to humping others and ...