Source: Esin Üstün, via Flickr. Distributed under a CC BY 2.0 license. Decades of research have emphasized the importance of matriarchs in leading elephant herds. A herd, made up of related female ...

My colleagues, students, volunteers and I were at Mushara, a remote water source in Namibia’s Etosha National Park, to study the dynamics of an all-male society, bull elephant style. I’d been coming ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...

The bull elephants gather in the evening coolness to drink. After a spell, a senior male lifts his head and turns from the waterhole. With ears flapping gently, he lets out a deep, resonant rumble.

The male elephant seals at Point Reyes National Seashore are large and in charge. While they visit Point Reyes beaches at various times throughout the year, the real action happens during mating and ...