|
|
 |
|
|
|
| Title: |
The rhinoceroses of Ngorongoro Crater |
| Author(s): |
Klingel, H.; Klingel, U. |
| Year published: |
1966 |
| Journal: |
Oryx |
| Volume: |
8 (5) |
| Pages: |
302-306, figs. 1-5, map 1 |
 |
| File: |
View PDF: 1,8 mb |
 |
Any PDF files provided by the RRC are for personal use only
and may not be reproduced. The files reflect the holdings of the RRC
library and only contain pages relevant to rhinoceros study, and may not be
complete. Users are obliged to follow all copyright restrictions.
|
|
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Behaviour - Daily Routine
Black Rhino
|
| Bulls and also cows were observed using the same defecation places over and over again, and spreading the dung with their hind legs in the well known manner. Obviously this behaviour serves to mark the home range of an individual, which, however, often overlaps with that of a neighbour. We have... |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Behaviour - Social Behaviour
Black Rhino
|
| Most of the rhinos were solitary and in roughly the same area. The maximum number seen together and identified was five: three adult cows, a calf and one adult bull on one occasion, two adult cows, a calf and two adult bulls on another. Both groups broke up after a few days. Groups of four rhi... |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Distribution - Records
Black Rhino
|
| Ngorongoro Crater in Northern Tanzania is one of the few places left in Africa where the black rhinoceros is still frequent and can be regularly seen and photographed by the visitor. The crater floor, an area of 100 square miles, is the home of a great v |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Distribution - Records
Black Rhino
|
| The rhinos were counted in January, 1958, by Grzimek & Grzimek (1960) who located. 19 and quoted Molloy's estimate of 42 in March, 1959. These figures are not contradictory, for during our two-year observation we have found great fluctuations in the numb |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Population
Black Rhino
|
| The overall sex ratio of the permanent residents including calves and subadults was 17 males to 17 females, that of the adults 11 males to 14 females. |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Food
Black Rhino
|
| Ngorongoro, Tanzania - Diceros bicornis . Rhinos are known to browse and graze as well. Food specimens and dung were collected for subsequent analysis and determination, the results of which will be published elsewhere. In addition to the stated feeding habits, we found rhinos also to be coprop... |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Population
Black Rhino
|
| Of the 101.6 square mites of the crater floor, approximately four are covered by the soda lake. This leaves a feeding area of 97 square miles to the rhinos, of 3.9 square miles to each of the residents (disregarding suckling calves). |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Population
Black Rhino
|
| Most of the permanent residents lived within well-defined home ranges; this was particularly true for the bulls. The map shows the places where four individuals were recorded during the two years of observation. In several instances animals of both sexes moved out of one area and settled down i... |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Population
Black Rhino
|
| In 1963 there were no new-born calves in the population, and only one animal was considered subadult. During the two years eight calves were born in the resident population, all during the rainy season (December to May). On the average, according to these figures, 28 % of the females bred per y... |
|
|
Location:
Subject:
Species:
|
Africa - Eastern Africa - Tanzania
Ecology - Food
Black Rhino
|
| Ngorongoro, Tanzania. Rhinos are known to browse and graze as well. Food specimens and dung were collected for subsequent analysis and determination, the results of which will be published elsewhere. |
|
|
|
|
|
|
|
|
|
The rhinoceroses of Ngorongoro Crater
Categories and original text of this Reference:
details