AIM-9 Sidewinder 1970. These were followed from the mid-seventies by the AIM-9L/P which was a substantial improvement on the early versions, particularly with an improved SR-116 reduced-smoke rocket motor. The third generation of the missile (AIM-9L/M) are all-aspect missile which share little in common with the earlier missiles. The name "Sidewinder" was selected in 1950 and is the common name of "Crotalus cerastes", a venomous rattlesnake, which uses infrared sensory organs to hunt warm-blooded prey. Originally called the Sidewinder 1, the first live firing was on 3 September 1952. The missile intercepted a drone for the first time on the 11 September
Common garter snake female behavior as well as morphology. This type of mimicry is primarily found in the red-sided garter snake. A portion of the males that exhibit female mimicry also secrete the sex-specific hormone to attract other males. In a study these "she-males" mated with females significantly more often than males that did not exhibit this mimicry. A male pretending to be a female around other males increases his chances of reproduction as well as protects against stronger, more aggressive males. Common garter snake The common garter snake ("Thamnophis sirtalis") is a species of natricine snake, which is indigenous to North America