A 24-year-old chimp in Japan has a genetic disorder similar to Down Syndrome in humans, researchers have found. Kanako is only the second chimpanzee known to have the chromosomal defect trisomy 22.

At 24-years-old, Kanako’s is currently the oldest chimp diagnosed with trisomy 22. The only other instance of trisomy 22 was documented in 1969, but the chimp only lived for less than two years.

Feb. 21 (UPI) --Scientists at Kyoto University in Japan have identified another chimpanzee with trisomy 22, a Down syndrome-like chromosomal disorder. It's the second case of chimpanzee Down ...

The chimp, a captive-born 24-year-old female named Kanako, has a third copy of chromosome 22, in a condition called trisomy 22. (In humans, Down syndrome is known as trisomy 21, for a third copy ...

A 24-year-old chimpanzee living in Japan has been diagnosed with a condition called trisomy 22 that is similar to Down Syndrome in humans. Trisomy 22 is caused by the production of an extra copy ...

A mother chimp in Mahale Mountains National Park, Tanzania, was found to be solely caring for her infant with Down syndrome Reuters Researchers have observed a strange behavioural relationship ...

Down syndrome has also been documented in chimpanzees. A January 2016 study highlighted the case of a chimp with Down syndrome that survived to 23 months thanks to the care received by the mother ...