siberian ermine during the color change to winter sitting on a fallen tree. rare animal of altai mountains from the international

alert altai animal autumn background beautiful bokeh book carnivore change closeup coat color curious cute data ermine erminea eyes fallen family forest friend funny fur furry hunter international mammal miniver molt mountains mustache mustela mustelidae musteline nature outdoor paws portrait predator predatory puppy rare red rodent russia siberia siberian sitting small stoat sweet tree trunk valuable weasel white wild wildlife winter