Chimpanzees (Pan troglodytes) and bonobos (P. paniscus) are our closest living relatives,
with the human lineage diverging from the Pan lineage only around five to seven Mya, but …

Sleep is a universal behavior in vertebrate and invertebrate animals, suggesting it originated
in the very first life forms. Given the vital function of sleep, slee** patterns and sleep …

Patterns of coalitionary aggression among female animals are generally explained by kin
selection theory. Frequent female coalitions are almost exclusively observed in female …

One of the most conspicuous behavioural differences among great apes is the paucity of tool
use among wild bonobos (Pan paniscus) in comparison to chimpanzees (Pan troglodytes) …

Monitoring of animal populations is essential for conservation management. Various
techniques are available to assess spatiotemporal patterns of species distribution and …

Context Wood specific gravity is a key element in tropical forest ecology. It integrates many
aspects of tree mechanical properties and functioning and is an important predictor of tree …

Primates along with many other animal taxa are forced to cope with large shifts in basic
ecological conditions because of rapid anthropogenically induced changes of their habitats …

Understanding the ecological and behavioral variation of primates is central to improving
conservation strategies. Studies of chimpanzees (Pan troglodytes) have shown marked …

Understanding the habitat requirements of great apes is essential for effective conservation
strategies. We examined annual habitat use of a bonobo group in the Wamba field site …

Since 1994, IUCN Red List assessments apply globally acknowledged standards to assess
species distribution, abundance and trends. The extinction risk of a species has a major …