Mother Kalim, 43, and the baby have been bonding behind the scenes and recently made their public debut together at the zoo’s ...

Orangutans, humans’ close evolutionary relatives, have developed remarkable strategies to survive in the unpredictable rainforests of Borneo. A Rutgers-led study reveals that these apes balance ...

Sumatran orangutan mothers differ from one another in how they behave with and take care of their infants and how flexibly they adjust their mothering behaviors as their infants grow. Whilst mothers ...

Before dawn at Chester Zoo, a small newcomer clung to mum Leia, stirring hope among families, keepers and conservation partners. In the early hours of ...

If you liked this story, share it with other people. New research based on more than a decade of field observations indicates that wild Sumatran orangutans balance their sleep needs much like humans ...

A new study comparing wild and zoo-housed Sumatran orangutans reveals that life in a zoo significantly alters how orangutans interact with their environment. Researchers analyzed over 12,000 instances ...

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