deaths
Koko, western lowland gorilla and user of American Sign Language (born 1971)

Related Wikipedia articles
Koko (gorilla)
Female gorilla research subject
Hanabiko, nicknamed "Koko" was a female western lowland gorilla born in the San Francisco Zoo and cross-fostered by Francine Patterson for use in ape language experiments. Koko gained public attention as the subject of two National Geographic cover stories and, in 1985, the…Source: Wikipedia (CC BY-SA)
Western lowland gorilla
Subspecies of ape
The western lowland gorilla is one of two Critically Endangered subspecies of the western gorilla that lives in montane, primary and secondary forest and lowland swampland in central Africa in Angola, Cameroon, Central African Republic, Republic of the Congo, Democratic Republic…Source: Wikipedia (CC BY-SA)
American Sign Language
Sign language used predominantly in the US
American Sign Language (ASL) is a natural language that serves as the predominant sign language of Deaf communities in the United States and most of Anglophone Canada. ASL is a complete and organized visual language that is expressed by employing both manual and nonmanual…Source: Wikipedia (CC BY-SA)
June 19
Day of the year
June 19 is the 170th day of the year in the Gregorian calendar; 195 days remain until the end of the year.Source: Wikipedia (CC BY-SA)