...Tomoaki Nishihara; Suehisa Kuroda Soil-scratching behaviour by western lowland gorillas (Gorilla gorilla gorilla) was recognized in a field study in the Ndoki forest of northern Congo. The purpose of this behaviour was probably insect eating although the harvest of insects was likely...

...J.F. Prinz; C.J.L. Silwood; A.W.D. Claxson; M. Grootveld In this study, we tested the hypothesis that puncturing the chitin exoskeleton of insect and insect larvae food sources aids the ingress of digestive fluids and increases the rate of digestion and energy uptake in insectivorous mammals...

... to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Pygathrix roxellana Snub-nosed monkey Lichens Insects Seasonal change Brief Report Folia Primatol 2001;72:40 43 Received: June 20, 2000 Accepted after revision...