Запуск собак в космос
On February 22, 1966 on the Soviet biosatellite Kosmos-110 two dogs with names of Veterok (wind) and Ugoliok (coal) were launched to space. The launch was carried out from Baikonur Cosmodrome. Still this flight remains record of duration for dogs. Duration of this flight was 22 days. After space flight dogs gave healthy posterity and lived till an old age.