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
Italian Aesculapian snake Italian Aesculapian snake The Italian Aesculapian snake (Zamenis lineatus) is a species of snake in the Colubridae family. "Z. lineatus" is endemic to southern Italy and Sicily. The northern limit of its geographical range is the Province of Caserta in the west and the Province of Foggia in the east. It is absent from the Salentine Peninsula (Salento), which is the "heel" of the "boot" of Italy. The type locality is Naples. The Italian Aesculapian snake is a medium to large snake that reaches a maximum total length (including tail) of . Dorsally, it is yellowish brown and may have