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1 results

5 - The Four-Winged Fly
from Part II - Flies
Lewis I. Held, Jr, Texas Tech University
Book:

Animal Anomalies

Published online:

26 February 2021

Print publication:

18 March 2021, pp 65-80
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Summary

The abnormal animal featured here is a fly with four wings instead of two. It was discovered 100 years ago, and the researchers who figured out its etiology went on to win the Nobel prize, so the story is worth retelling. This leads us to ask why the body segments differ at all, so we delve into homeotic genes (a lot).