In dolphins, the clitoris is located at the entrance to the vagina where it is sure to be rubbed during penetrative sex.
Repercussions of human pressure ripple from the edges to the center of an enormous protected area.
When the foraging sea mammals crack shells to collect food, they produce distinctive evidence.
Chimps that experience the most dramatic human impacts have less behavioral diversity.
Animals are often able to adapt to their human-influenced surroundings with remarkable ease.
Oxytocin-deficient animals point to deep links between social behavior and the need to keep warm.
Social behavior of beloved "trickster" dogs may be changing due to human activity.