The combination of dogged field expeditions and machine learning algorithms has revealed that long-distance hyena calls feature signatures unique to individuals -- a form of caller ID distinct enough ...

It was complete mayhem and absolutely perfect. It was 03:15 when my alarm went off – a truly uncivilised hour that no one should ever see, unless they're getting to witness some great wildlife ...

As dusk begins cloaking the Maasai Mara grasslands of southwestern Kenya, a spotted hyena slinks beneath the woody umbrella that is the acacia tree. The carnivore pauses, its rounded ears cocking ...