Weighs and Means

S1 E6: The wild jungles of Borneo can be treacherous. The island is home to nearly 160 species of snakes--many of them venomous. When a keeled pit viper unexpectedly appears in the compound, the staff leaps into action. After quickly capturing the intruder, they decide to give the orangutans a crash course in snake awareness. From the very first moment, it's clear this is no ordinary classroom lesson.