As of November 2007, about 1,300 chimpanzees were housed in 10 U.S. laboratories (out of 3,000 great apes living in captivity there), either wild-caught, or acquired from circuses, animal trainers, or zoos.
Sejak November 2007, ada sebanyak 1300 simpanse dipelihara di laboratorium U.S (lebih dari 3000 kera hidup dalam penangkaran disana), baik ditangkap liar, atau didapat lewat sirkus, pelatih binatang, atau kebun binatang.