a pair of juvenile Hippo play and spar in the Great Ruaha River. The yawn is a threat gesture and the play will establish dominance for later life,

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a pair of juvenile Hippo play and spar in the Great Ruaha River. The yawn is a threat gesture and the play will establish dominance for later life, especially amongst males.

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Size: 6200px × 4079px
Location: Ruaha National Park, Tanzania
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No

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