Antenna; pl. Antennae (an-ten'-nee). The feeler in front of the insect's head with which it hears and smells as well as feels.
Aphis (ā'-fis) pl. Aphides (af'-i-dēz).
Aphid (af'-id) The plant louse, of which there are a great many kinds.
Apparatus (ap-a-rā'-tus). Tools or machinery used in working or in making things.
Aquarium (a-kwā'-ri-um). (L. aquarium = watering-place for cattle.) A vessel of water for keeping water plants or water animals.
Attract (at-trakt'). (L. attractus = draw to.) To draw toward.
Audubon (aw'-do-bon), John James. A very famous student of birds and their ways. In his great book, "The Birds of America," which was published in 1827, there are many large colored drawings made by himself.
Beech-nuts Small, three-cornered nuts that grow on beech trees, and that are very sweet and good.
Breeding-place The place where young animals are born.
Brood A family of young animals.