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Wind Cave National Park Bison Bull at Sunset
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Wind Cave National Park
Bison Management 14
Inserting a Microchip into a Bison

NPS Photo

Inserting a Microchip into a Bison

In 1994 the Park began implanting microchips just under the skin behind the right ear of each bison, as a secondary means of identification. A special scanner that is connected to the Wind Cave Roundup computer program reads the microchips. Once the microchip is read, the bison database is automatically updated.

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Last Updated: February 12, 2012 at 10:33 MST