For grizzly bears and wolves in Yellowstone, competing for food has unexpected results
CBSN
Sharing a meal with a greedy tablemate makes for fraught relations, especially when there are claws and fangs involved.
For wolves and grizzly bears in Yellowstone National Park, competition over a dead elk dinner has some unexpected results. When a bear steals a meal from a wolf pack, the wolves kill less often.
"What we did was break down the wolf foraging sequence," University of Montana researcher Matthew Metz told the Missoulian. "We studied their searching time and their handling time - the amount of time they spend eating and digesting their kills."
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Health and Human Services Secretary Robert F. Kennedy Jr. has eliminated the Centers for Disease Control and Prevention's laboratories for sexually transmitted diseases and hepatitis, multiple officials tell CBS News, disrupting ongoing work to respond to outbreaks.
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For years, White House press conferences included sign language interpreters for the deaf.
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