Indiscriminate snaring for bushmeat hunting may have varying collateral effects on non-target species, ranging from mild injuries to death. Beyond immediate mortalities these effects are rarely ...

Dominant female spotted hyenas give their young a head start in life by passing on hormones that make their cubs more aggressive and likely to survive, researchers said Wednesday. They have shown that ...

"So many vaginas, such a short life," says one biologist in a raucous new book on the diversity of females in the animal kingdom. The hyena, for example, uses her 8-inch clitoral tube to pee, copulate ...

“Perhaps more than any other class of organisms on Earth, female mammals possess extraordinary control over their reproduction,” begins the introduction to Mammalian Reproduction: A Female Perspective ...

When it comes to picking a mate, female hyenas prefer the mysterious stranger to the boy next door, researchers said Wednesday — in a finding that explains why male hyenas who leave the home clan are ...

As a field biologist/ethologist at heart, I'm always looking for creative field studies that focus on cognitive skills that typically are studied in controlled laboratory environments. Thus, I was ...

Infectious diseases can substantially reduce the size of wildlife populations, thereby affecting both the dynamics of ecosystems and biodiversity. Predicting the long-term consequences of epidemics is ...