The beginning of the end had arrived for the rhinos, however, as immigrant hunters brought weapons to the region; Count Teleki had killed 99 Black Rhino in 1886 alone, on a journey from Mount Kilimanjaro to Lake Rudolf (Turkana) and `a group of Indian Arm
The first written account of Black Rhinoceros in the Ngorongoro Crater, dates back to 1892 when German explorer Oscar Baumann visited this part of Northern Tanzania. Baumann is credited as the first European to actually see the Crater (Organ & Fosbrooke,
Of the four male Black Rhino resident in the Crater, two are dominant bulls and occupy home ranges.
Black Rhino are most active at night, and since we are unable to drive in the Crater after dark, their movements are not fully known to us. Rhinos spend most of their day resting, when they are then often obscured by tall grass.
In June, seven Black Rhino were seen together at 'Shamba la Faru', as females and young males of the same family. A group of the same size (possibly the same individuals) was seen at this same locality in October.