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Development of independence: Sumatran and Bornean orangutans compared

Maria A. van Noordwijk, Simone E.B. Sauren, Nuzuar Abulani Ahbam, Helen C. Morrogh-Bernard, S. Suci Utami Atmoko, and Carel P. van Schaik

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0012
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

Among known mammals, orangutans have the longest period of dependence and exclusive association between mother and offspring before a younger sibling is born. Comparison of available data on wild ... More


Archaeological Perspectives on the Atlantic Slave Trade: Contrasts in Time and Space in Benin and Guinea

Kenneth G. Kelly

in Slavery in Africa: Archaeology and Memory

Published in print:
2011
Published Online:
January 2013
ISBN:
9780197264782
eISBN:
9780191754012
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197264782.003.0007
Subject:
History, World Early Modern History

This chapter explores the impacts of the Atlantic slave trade between Africa and the European settlements of the New World on two settings along the West African coast. The Atlantic slave trade ... More


Geographical variation in orangutan long calls

Roberto A. Delgado, Adriano R. Lameira, Marina Davila Ross, Simon J. Husson, Helen C. Morrogh-Bernard, and Serge A. Wich

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0014
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

Information on geographic variation in vocal signalling is important because it complements data used to infer phylogenetic relationships, has the potential to help understand call development, and ... More


Innovation and intelligence in orangutans

Anne E. Russon, Carel P. van Schaik, Purwo Kuncoro, Agnes Ferisa, Dwi P. Handayani, and Maria A. van Noordwijk

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0020
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

This chapter examines spontaneous innovation in orangutans using prevalence-based methods for identifying potential innovations in free-ranging populations and comparisons between rehabilitant and ... More


Orangutan rehabilitation and reintroduction: Successes, failures, and role in conservation

Anne E. Russon

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0023
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

Projects for rehabilitating then releasing ex-captive orangutans to free forest life have operated continuously, throughout the orangutan’s modern range, on both Borneo and Sumatra, since the 1960s. ... More


Orangutan life history variation

Serge A. Wich, Han de Vries, Marc Ancrenaz, Lori Perkins, Robert W. Shumaker, Akira Suzuki, and Carel P. van Schaik

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0005
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

Great ape life-history data are especially relevant for tests of the predictions of life-history theory and to establish firmly the derived features of human life history and therefore the changes ... More


Geographic variation in orangutan diets

Anne E. Russon, Serge A. Wich, Marc Ancrenaz, Tomoko Kanamori, Cheryl D. Knott, Noko Kuze, Helen C. Morrogh-Bernard, Peter Pratje, Hatta Ramlee, Peter Rodman, Azrie Sawang, Kade Sidiyasa, Ian Singleton, and Carel P. van Schaik

in Orangutans: Geographic Variation in Behavioral Ecology and Conservation

Published in print:
2008
Published Online:
May 2009
ISBN:
9780199213276
eISBN:
9780191707568
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213276.003.0009
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

This chapter explores variation in orangutan diets across their range, based on food lists. The authors of the chapter consolidated orangutan food lists from all available long-term field sites (N = ... More


The Origins of Slaves Leaving the Upper Guinea Coast in the Nineteenth Century

Philip Misevich

in Extending the Frontiers: Essays on the New Transatlantic Slave Trade Database

Published in print:
2008
Published Online:
October 2013
ISBN:
9780300134360
eISBN:
9780300151749
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300134360.003.0005
Subject:
History, African-American History

This chapter explains the understanding of the African end of the slave trade through an analysis of the Registers of Liberated Africans in conjunction with the revised edition of the Transatlantic ... More


Male Strategies and Society: Influences of the Environment and of Females

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0010
Subject:
Biology, Animal Behavior / Behavioral Ecology

Male animals have a variety of options for finding a fertilizable female. The male can roam in search of the females, defend areas that females frequent, attract females to himself, or stay with ... More


Male Mating Strategies and Gorilla Society

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0011
Subject:
Biology, Animal Behavior / Behavioral Ecology

Male mating strategies have a large impact on gorilla society. They help to explain the stability of gorilla groups (long male breeding tenure and female group tenure), as well as group composition, ... More


Introducing Gorillas: Some Background

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0003
Subject:
Biology, Animal Behavior / Behavioral Ecology

This chapter presents some background information on gorilla biology that is fundamental to an understanding of the species' socioecology, including their geographical distribution, taxonomy, life ... More


Gorilla Ecology and Society: A Brief Description

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0004
Subject:
Biology, Animal Behavior / Behavioral Ecology

Gorilla society is based on cohesive groups usually containing one adult male, several breeding females, and their offspring, and is characterized by long-term association between males and females, ... More


Female Strategies and Society: Food and Grouping

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0005
Subject:
Biology, Animal Behavior / Behavioral Ecology

Gorilla females, unlike Pan or Pongo females, always live in more or less stable groups with a male. Group-living entails increased competition for resources, yet can also offer the benefit of ... More


Female Strategies: Male Influences on Females' Competition, Cooperation, and Grouping

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0006
Subject:
Biology, Animal Behavior / Behavioral Ecology

A major facet of gorilla society is the absolute dominance of the male over females, which correlates with his being twice their size. For instance, he supplants the average female nearly ten times ... More


Female Strategies: Male Influences; Joining a Protective Male

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0007
Subject:
Biology, Animal Behavior / Behavioral Ecology

Gorillas are preyed upon, and in some populations, infanticide has at times been common. This chapter argues that, in the face of the obvious feeding costs imposed by a male upon females, the only ... More


Female Strategies: Male Influences; Emigration and Choice of Males

Alexander H. Harcourt

in Gorilla Society: Conflict, Compromise, and Cooperation Between the Sexes

Published in print:
2007
Published Online:
February 2013
ISBN:
9780226316024
eISBN:
9780226316048
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226316048.003.0008
Subject:
Biology, Animal Behavior / Behavioral Ecology

Emigration by female gorillas, and especially their immediate transfer to another male, makes gorilla society unusual among group-living mammals. The nature and distribution of food explains only why ... More


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