| Age: animals wolves have preyed upon are aged. Many are found to be the younger and older members of the herd, often the most vulnerable members. |
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The average age of adult elk taken by wolves in Yellowstone was 15 years old, which in human years, is equivalent to over 70 years! By removing the non-productive members of the herd, wolves ensure the productive members will have more to eat during the winter. |
| Collect more information from the carcass | Back to beginning of Winter Study |