Eastern chimpanzees in the northern Democratic Republic of Congo frequently build nests and sleep overnight on the ground even in areas where predators are present, a recent study finds. The ability ...

Daurian redstarts move their nesting sites closer to or even inside human settlements when cuckoos are around. In doing so, they actively protect their nest against brood parasitism, as cuckoos avoid ...

Objective animal health evaluation is essential to determine welfare and discomfort in preclinical in vivo research. Body condition scores, body weight, and grimace scales are commonly used to ...