Elephants of Samburu Their whistles wet from an afternoon drink, two young males grapple in Kenya’s Samburu National Reserve. Their whistles wet from an afternoon drink, two young males grapple. Such physical contact can be subtly nuanced along a spectrum from bonding to roughhousing to real combat. Harmless scuffles among juveniles help inform later, more serious interactions by which adults settle their disputes. http://newsletters.nationalgeographic.com