Holding a bottle to a puma cub's mouth, Anjana the chimp displays all the behaviours of a caring mother nourishing her vulnerable offspring.
The odd pairing is nothing unusual to staff at Anjana's zoo in South Carolina, where the five-year-old ape is renowned for her affinity with little big cats.
Zookeepers say Anjana and her latest charge, a nine-week-old orphan named Sierra, have become inseparable.
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