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... certain that he is not thirsty) and lower him gently into the most dilute mixture.
Then try him in the next and so on up the series until his proboscis is lowered.
This is the weakest sugar solution that he can taste. Now test yourself. If you are
A pinch of salt is added to one, two pinches to another, three pinches to a third,
and so on. As before, the fly is lowered gently into the saucer with the least salt.
He responds, as expected, by extending his proboscis. He is then allowed to
Gently tease them aside. Next to emerge in view are the two great breathing
tubes supplying oxygen to the head. They adhere to the esophagus. Since they
are the sole route of oxygen to the head, they also must be maintained intact.
What people are saying - Write a review
LibraryThing ReviewUser Review - Arseny - LibraryThing
Great book, and it reads surprisingly well. The only sign of age really is the use of pronouns (the scientist is always "he", even despite the fact that female science students are mentioned several ... Read full review
LibraryThing ReviewUser Review - juglicerr - LibraryThing
I thought that this book was hysterical. It is not the book for people wanted all the scientific facts about flies, although it does have some interesting tidbits along the way. Instead, it cheerfully ... Read full review