Cannibalism would eventually stop once the number of animals was low enough that they could move a couple inches here and there without coming into contact with another individual. As they get larger, they become more capable of doing mechanical damage to each other and it was like they almost preferred feeding on each other over feeding on the food they were crawling on once they reached the third instar. ![]() ![]() Outside of the incubator with temperatures that fluctuate and drop, they take several days depending on how cool the temperatures get.Įach hornworm is kept individually since they're quite territorial and will thrash and bite at one another even as first instars. I help maintain a colony of Manduca sexta at work, and can say that inside an incubator kept at about 27 degrees celsius, they generally take about one day to molt after they cease feeding in preparation for a molt.
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