In cold weather, a normally reddish brown ermine changes into its white winter coat: a perfect camouflage adaptation for this small and fast predator. Unpublished photograph from my @natgeo magazine story ‘Paradise Found’. To order a fine print, please use the link in bio. Thanks! @stefanounterthiner. #white #winter #snow #cold #perfect

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Stefano UnterthinerStefano Unterthiner