Red-billed oxpecker - Africa

White rhinoceros with oxpeckers on its back, Africa

Yellow-billed oxpeckers perching on the back of an African buffalo (Syncerus caffer)

Plains zebra with red billed oxpeckers that comb the animal for ticks and other parasites.

Plains zebra with red billed oxpeckers that comb the animal for ticks and other parasites.

Portrait of adult with red billed oxpeckers looking for parasites on rhino's skin.

Portrait of adult bull with red billed oxpeckers looking for parasites on rhino's skin.

Portrait of adult bull with red billed oxpeckers looking for parasites on rhino's skin.

Red billed oxpeckers hitch hiking on a rhino's back

Red billed oxpeckers looking for parasites on rhino's ear

Red billed oxpeckers looking for parasites on rhino's ear

Black rhinoceros being groomed by oxpeckers