Nine great apes at the San Diego Zoo — four orangutans and five bonobos — have made veterinary history by becoming the world’s first non-human primates known to be vaccinated against COVID-19.
- Zoo officials were concerned for the apes’ health after a number of gorillas tested positive to COVID-19 in January
- The apes received an experimental vaccine originally designed for dogs and cats
- The zoo selected four orangutans and five bonobos it considered to be most at-risk and the easiest to inoculate
One of the recipients was a 28-year-old female Sumatran orangutan named Karen who had garnered headlines at the zoo when she became the first ape to undergo open-heart surgery in 1994.
Each of the nine animals received two doses of an…