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Comparison of aerial counts with ground counts for large African herbivores

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Abstract: 1. Over the past 50 years, aerial counts have been widely used in African wildlife management; however, the accuracy of the resulting estimates has rarely been questioned. The reliability of aerial counts...

Author(s): H. Jachmann
Year: 2002
Journal: Journal of Applied Ecology
Page Numbers: 841-852
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Applying computer-aided photo-identification to messy datasets: a case study of Thornicroft’s giraffe (Giraffa camelopardalis thornicrofti)

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Abstract: Digital photography enables researchers to rapidly compile large quantities of data from individually identifiable animals, and computer software improves the management of such large datasets while aiding...

Author(s): Kelly M. Halloran, James D. Murdoch and Matthew S. Becker
Year: 2014
Journal: African Journal of Ecology
Page Numbers: 147-155
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Population census of Thornicroft's giraffe Giraffa camelopardalis thornicrofti in Zambia, 1973−2003: conservation reassessment required

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Abstract: Thornicroft’s giraffe Giraffa camelopardalis thornicrofti is limited in distribution to a single population resident in the Luangwa Valley, Zambia. During 1973 - 2003 regular counts were recorded along...

Author(s): Philips .M. Berry & Fred Bercovitch
Year: 2016
Journal: Oryx
Page Numbers: 721-723
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A comparative perspective on the evolution of mammalian reactions to dead conspecifics

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Abstract: In a variety of mammalian species, mothers and others care for and/or carry deceased newborns, and sometimes other conspecifics. The rationale for such behavior remains elusive. Based upon field observations...

Author(s): Fred B. Bercovitch
Year: 2020
Journal: Primates
Page Numbers: 21–28
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Charting a course for giraffe conservation

88.80 KB 16 downloads


Abstract: Letter reporting on the July 2011 indaba at Etosha Safari Lodge, Namibia Giraffe: The Forgotten Megafauna convened by GCF. Keywords: giraffe conservation, giraffe research, relocation, giraffe species,...

Author(s): Andy Tutchings
Year: 2011
Journal: The Explorers Journal
Page Numbers: 2-3
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Reproductive failure in female Thornicroft’s giraffe (Giraffa camelopardalis thornicrofti) in Zambia

287.42 KB 14 downloads


Abstract: Reproductive suppression is common among mammals residing in cooperative social systems and is characterized by the cessation of ovulation in subordinate females until their social environment releases...

Author(s): Fred B. Bercovitch and Philip S. M. Berry
Year: 2018
Journal: African Journal of Ecology
Page Numbers: 1003–1005
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Social and demographic influences on the feeding ecology of giraffe in the Luangwa Valley, Zambia: 1973–2014

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Abstract: Body size influences metabolic rate, which impacts feeding ecology. Body mass differs by sex in size-dimorphic species, such as giraffes, and also by age. Giraffes reside in a fission–fusion social system,...

Author(s): Fred B. Bercovitch and Philip S. M. Berry
Year: 2018
Journal: African Journal of Ecology
Page Numbers: 254-261
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Reproductive life history of Thornicroft’s giraffe in Zambia

130.13 KB 20 downloads


Abstract: Knowledge of the reproductive life history of giraffe in the wild is sparse. Giraffe have two fairly unusual reproductive patterns among large mammals: they can become pregnant while lactating, and calf...

Author(s): Fred B. Bercovitch and Philip S. M. Berry
Year: 2009
Journal: African Journal of Ecology
Page Numbers: 535–538
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Ecological determinants of herd size in the Thornicroft’s giraffe of Zambia

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Abstract: Ecological factors have a pervasive impact on animal population sizes and the structure of their social systems. In a number of ungulate species, predator pressure exerts a major influence on group size....

Author(s): Fred B. Bercovitch and Philip S.M. Berry
Year: 2009
Journal: African Journal of Ecology
Page Numbers: 962–971
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Herd composition, kinship and fission–fusion social dynamics among wild giraffe

261.16 KB 81 downloads


Abstract: A variety of social systems have evolved as a consequence of competition and cooperation among individuals. Giraffe (Giraffa camelopardalis sp.) societies are an anomaly because the dearth of long-term...

Author(s): Fred B. Bercovitch and Philip S. M. Berry
Year: 2012
Journal: Journal: African Journal of Ecology
Page Numbers: 206-216