Join Ed in a conversation with Nkateko Mzimba and Collet Ngobeni, two rangers from the Black Mambas Anti-Poaching Unit based at the Olifants West Nature Reserve in South Africa. The Black Mambas patrol a 25,000 acre reserve inside the greater Kruger ecosystem that is home to elephants, rhinos, lions, buffalo, and all of the species native to the Southern African bush. Listen as the rangers describe their duties and some of their adventures and close calls protecting the important wildlife that is often under threat from commercial poachers and wildlife traffickers..