As a Hippo snoozes in the river, two Red-billed Oxpecker rest on his back. The birds help keep the cuts and wounds clean of fly eggs and maggots.

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As a Hippo snoozes in the river, two Red-billed Oxpecker rest on his back. The birds help keep the cuts and wounds clean of fly eggs and maggots and other skin parasites. But they can be a pest constantly opening up scabs to drink the hippo's blood.

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Size: 5500px × 3531px
Location: Ruaha National Park, Tanzania
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No

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