 Reference Base  Notes on breeding black rhinoceroses Diceros bicornis at ... |
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Hays, H.R., 1967. Notes on breeding black rhinoceroses Diceros bicornis at Pittsburgh Zoo. International Zoo Yearbook 7: 164-165
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| Location: |
Captive - North America |
| Subject: |
Reproduction |
| Species: |
Black Rhino |
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Pittsburgh Zoo. Mating has taken place in May, September and November. Sexual union lasted for over an hour and the male was observed ejaculating about every 10 minutes during copulation. After mating the male ceased to be interested in the female.
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