(MENAFN- The Conversation) We could be witnessing the sixth mass extinction at an alarming rate worldwide. It's marked by the rapid loss of species due to human activities like habitat destruction, ...

Out on the grassy plains of Kenya’s Masai Mara National Reserve, a group of six female topi antelope (Damaliscus lunatus) walk across the savanna. It is the time of the annual rut – a one and a half ...

There's an animal in Africa so physically unremarkable, we had to beg a guide to help us find it! But the topi is anything but ordinary. How about "freeloading finesse"? Small groups tag along with ...

Topis are under threat in eastern Africa. Marc Guitard/Getty Images We could be witnessing the sixth mass extinction at an alarming rate worldwide. It’s marked by the rapid loss of species due to ...

We could be witnessing the sixth mass extinction at an alarming rate worldwide. It's marked by the rapid loss of species due to human activities like habitat destruction, pollution and climate change.