Fluctuations of population density in Bornean orangutans (Pongo pygmaeus morio) related to fruit availability in the Danum Valley, Sabah, Malaysia: a 10-year record including two mast fruitings and three other peak fruitings

Land-cover changes predict steep declines for the Sumatran orangutan (Pongo abelii)

(2016) S. A. Wich et al.   Science Advances

Dawn of Drone Ecology: Low-Cost Autonomous Aerial Vehicles for Conservation

(2016) Lian Pin Koh et al.   Tropical Conservation Science

Marked Population Structure and Recent Migration in the Critically Endangered Sumatran Orangutan (Pongo abelii)

(2012) Alexander Nater et al.   JOURNAL OF HEREDITY

Forest Fruit Production Is Higher on Sumatra Than on Borneo

(2011) Serge A. Wich et al.   PLoS One

Feeding ecology of Bornean orangutans (Pongo pygmaeus morio) in Danum Valley, Sabah, Malaysia: a 3-year record including two mast fruitings

(2010) Tomoko Kanamori et al.   AMERICAN JOURNAL OF PRIMATOLOGY

Estimating Orangutan Densities Using the Standing Crop and Marked Nest Count Methods: Lessons Learned for Conservation

(2010) Stephanie N. Spehar et al.   BIOTROPICA

Effects of Pleistocene glaciations and rivers on the population structure of Bornean orangutans (Pongo pygmaeus)

(2010) N. Arora et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Distance software: design and analysis of distance sampling surveys for estimating population size

(2009) Len Thomas et al.   JOURNAL OF APPLIED ECOLOGY

EVALUATING ORANGUTAN CENSUS TECHNIQUES USING NEST DECAY RATES: IMPLICATIONS FOR POPULATION ESTIMATES

(2008) P. D. Mathewson et al.   ECOLOGICAL APPLICATIONS