Isotope analysis of polar bear hair can reveal a polar bear’s diet over previous months, offering new and less invasive ways to study where polar bears are finding food in a changing climate.
Polar Bear Hair Secrets
Isotope analysis of polar bear hair can reveal polar bear diet. The USGS Alaska Science Center and the Environment and Natural Resources Institute Stable Isotope Lab at the University of Alaska Anchorage team up to investigate. Mass spectrometer analysis reveals months worth of data on polar bear diet from a single hair.
Polar bear hair secrets in isotopes
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(Polar bear hair secrets in isotopes)
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