This hovering, which seems peculiar to the aphidivorous flies, has been also noticed by De Geer[590].
When the aphidivorous flies are hovering, the vertical play of their wings, though very rapid, is easily seen; but when they fly off it is no longer visible.
But it is time to leave fables: I shall therefore next relate to you what really takes place.
You would scarcely think that any quiescent pupae could show their fears by a sound,--yet in one instance this appears to be the case.
The penetrating genius of Lord Verulam discovered in a great degree the cause of this vitality.
Another idea that upon this occasion must force itself into our mind is, that nothing is made in vain.
In Syrphus Pyrastri and other aphidivorous flies, this dorsal vessel, instead of the usual form which it had in the larva, assumes a very peculiar appearance.
Ichneumon that preys upon the aphidivorous flies does not jump, and is figured by De Geer 605.
In the Diptera, the same difference is observable in Syrphus Ribesii, and some other aphidivorous flies, and also in Scatophaga stercoraria[699].
The body of newly-disclosed insects commonly appears at first of its full size; but the aphidivorous flies (Syrphus F.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "aphidivorous" in a variety of sentences. We hope that you will now be able to make sentences using this word.
