Corona (satellite) retrieved two days later by a C-119 Flying Boxcar transport plane. This was the first successful return of photographic film from orbit. In comparison, Sputnik 5 was launched into orbit on August 19, 1960, one day after the launch of Discoverer 14. Sputnik 5 was a biosatellite that took into orbit the two Soviet space dogs, Belka and Strelka, and then safely returned them to the Earth . At least two launches of "Discoverers" were used to test satellites for the Missile Defense Alarm System (MIDAS), an early missile-launch-detection program that used infrared cameras to detect the heat signature of
Dogs in Mesoamerica deposits differs among sites from various periods. Because of this variation, it is not certain if the function of dogs altered from a food source to that of a religious symbol over time. Besides becoming a meal, dogs were also used as hunting and traveling companions and were scavengers in the home. During a portion of the Preclassic and Early Classic period (1200 BCE through 250 CE), dogs in Cuello, Belize were bred and killed once they reached one year of age. Dog bones had completed epiphyseal fusion and did not indicate the normal pattern of wear like adult dogs