Observations of chimpanzees (Pan troglodytes) and bonobos (Pan paniscus) provide valuable
comparative data for understanding the significance of conspecific killing. Two kinds of …

The rapid disruption of tropical forests probably imperils global biodiversity more than any
other contemporary phenomenon 1 , 2 , 3 . With deforestation advancing quickly, protected …

Female bonobos, Pan paniscus, show a mounting behaviour that differs physically from that
in other primate species. They embrace each other ventroventrally and rub their genital …

Differences in social relationships among community members are often explained by
differences in genetic relationships. The current techniques of DNA analysis allow explicit testing …

Phylogenetic trees for the four extant species of African hominoids are presented, based on
mtDNA control region-1 sequences from 1,158 unique haplotypes. We include 83 new …

Nut cracking behaviour, once thought to be typical for most West African chimpanzees, is in
reality restricted to a very small area within the evergreen forest perimeter. In Côte d'Ivoire, …

Long-term studies on wild chimpanzees (Pan troglodytes) conducted over the past four
decades have revealed extensive behavioral variation within and between local populations (…

We show that nuclear DNA extracted from faeces of free living bonobos (Pan paniscus) can
be used to amplify hypervariable simple sequence repeats, which can be used for paternity …

Over decades apes have served as either referential or conceptual models in attempts to
reconstruct the path of human evolution (Ghiglieri, 1987; Wrangham, 1987). In the search for …

In the last 20 years, chimpanzee (Pan troglodytes) and bonobo (Pan paniscus) research has
produced contrasting pictures of these two sister species. Chimpanzee society has been …