|
|
 |
|
|
|
Reference Base  Notes on breeding the black rhinoceros Diceros bicornis a... |
|
| Title: |
Notes on breeding the black rhinoceros Diceros bicornis at Sydney Zoo |
| Author(s): |
Hallstrom, E. |
| Year published: |
1967 |
| Journal: |
International Zoo Yearbook |
| Volume: |
7 |
| Pages: |
165 |
 |
| File: |
View PDF: 91,4 kb |
 |
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:
|
Captive - Australia
Behaviour - Social Behaviour
Black Rhino
|
| When the female shows interest in the male she is put with him until mating activity has ceased. When the female is in oestrous, the male calls to her, making sounds like a deep sigh. |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Sydney Zoo. One female suckling a calf became pregnant three months after giving birth. Unfortunately she aborted three months later. |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Sydney Zoo. Oestrous seems to last several days, with an approximately 18-day oestrous cycle. When the female shows intrest in the male she is put with him until mating activity has ceased. When the female is in oestrous, the male calls to her, making sounds like a deep sigh. |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Captivity - Zoo Records
Black Rhino
|
| In July 1966, there were 1/6 black rhino in Sydney. In recent years 6 (1/5) rhino have been born at Sydney, including one second generation birth in captivity. |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Gestation period. 17 months, just over, Sydney Zoo, 4 cases |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Gestation period. 15 months, Sydney Zoo, 1 case, but the female may have been pregnant when copulation was observed |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Sydney Zoo. Copulation lasts 15 to 40 minutes or more. Occasionally it is shorter than 15 minutes. After copulation the marks of the bull's front feet on the female's back can be clearly seen. They are much quieter after copulation. |
|
|
Location:
Subject:
Species:
|
Captive - Australia
Reproduction
Black Rhino
|
| Sydney Zoo. Preliminary play is very rough and very often they cut each other with their horns. However, despite this fighting they are in fact less aggressive than when the female is not in oestrous. This may go on for hours before mating. |
|
|
|
|
|
|
|
|
|
Categories and original text of this Reference:
details