The largest ever survey of the behaviour of wild chimpanzees shows they have a surprisingly sophisticated culture. Varied behavioural traits are transmitted socially, rather than genetically. Orangutans Are in Peril in Borneo. During Indonesia's devastating fire season of 1998, Smita Paul journeyed to the heart of Borneo to document the plight of the orangutans who live in the island's forests. The Discovery Channel asked Smita to go back in 1999 to report the latest news.
Humans depend mostly on visual cues, while other species use olfactory or auditory methods.
Chimpanzees, like humans, also depend on visual discrimination. According to a report in the June 17 issue of Nature , chimpanzees can easily recognize faces of their brethren presented in digitized photographs. Social spiders create the communes of the arachnid world from Science News , The Weekly Newsmagazine of Science Most spiders have beastly social skills. They're aggressive, territorial loners that would just as soon eat a sibling as look at one. Of the 35,000-odd spider species that have been described, however, a few dozen flout tradition.