The process by which a butterfly emerges from a chrysalis, called ecdysis, has been thought to be controlled by eclosion hormone. J. Truman discusses the discovery of a new insect hormone, reported in this issue of Science by hacek Zithacek nan et al. ( p. 88 ), that can also trigger ecdysis—MasETH. The two hormones seem to act sequentially.
No takes yet. Share an insight, caveat, or question.
James W. Truman (1996) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: