Mature Bull Moose (Alces alces) in rut doing the Flehman Response where they sniff another moose to check if they are 'in heat'

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Size: 5713px × 3809px
Location: Alaska, United States of America
Photo credit: © Doug Lindstrand/Alaska Stock RF / Alamy / Afripics
License: Royalty Free
Model Released: No

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