… is because we suppressed and got rid of the screw implies because they were eating the newborn fawns alive, Just eating them alive. That said, these things are vicious. So In the 1960s and 70s, the land grant universities and ARs developed a technique to raise hundreds of millions of screwworm flies in captivity. Use X rays to sterilize them. The males turn them loose so that the sterile males would mate with the fertile wild females who only breed one time in a life cycle. (33:41–33:53)
CLAIM
Asserts that a technique was developed in the 1960s and 70s to raise screwworm flies in captivity.
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