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Léon Dufour’s essay provided that spark.

Thrice over I renewed the experiment, with my three Weevils; and the process never varied.

The Melasoma-beetles and Longicornes are more sensitive to the action of the ammonia.

The Hunting Wasps by Jean-Henri Fabre, is part of the HackerNoon Books Series. You can jump to any chapter in this book here. THE YELLOW-WINGED SPHEX

I wished to find out at my own expense if the Sphex’ sting is very painful, this sting which lays low sturdy victims with terrible rapidity.

The tarsi and the mouth-parts colour later still; and the wings do not assume their hue until after they are taken from their cases.

In short, the heroine of Darwin’s story is certainly a Wasp.

The lighter or heavier weight of the game selected here determines the fundamental character of the huntress.

In short, the heroine of Darwin’s story is certainly a Wasp.

This burrow is a hole made in fine sand, or rather in a sort of dust at the bottom of a natural shelter.

Not one of our five companions who were not interested in the study of plants has since expressed a desire to accompany me a second time.

The Hairy Ammophila is one of the very rare exceptions among the Digger-wasps in the matter of nest-building; she gets hers ready in the early days of spring.

Stirred to our innermost being by this flash of truth, both of us felt tears of undefinable emotion spring to our eyes.

The journey was effected without damage: when I reached home, the larva was placidly eating its Flies as though nothing had happened.

I was not the only one to profit by its shade; I was generally surrounded by numerous companions.

The cocoon is still incomplete, wide open at the big end; it wants the spherical cap that is to close it.

The antennæ have often been suggested as the seat of a special sense able to guide insects.

The Titan is vanquished by the pigmy.

The argument is erroneous: instinct developed by degrees is flagrantly impossible in this case.