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Treating Animals Like Molecules Aids Census Friday, May 16, 2008 - Ehud Rattner Home >> Headlines >> Biology   
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Even the shyest, most reclusive animals should now yield their secrets to a new census method that uses automatic cameras to snap photos of passing animals. Until now, such animals could only be counted through much more painstaking, expensive methods. Conservation biologists already use such automatic cameras routinely in their field work. Triggered by infrared sensors, these "camera traps" can record the presence of stealthy animals such as tigers or deer. (source: newscientist.com)
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