1-5 of 5 Books
On the habits and structure of the great bustard (Otis tarda of Linnæus)
On the habits and structure of the great bustard (Otis tarda of Linnæus)
By William Yarrell
Otitidae from the Galápagos Islands (Diptera, Acalyptratae)
Otitidae from the Galápagos Islands (Diptera, Acalyptratae)
By George C. Steyskal
Über die Gattung Euxesta, Loew. (Dipt.)
Über die Gattung Euxesta, Loew. (Dipt.)
By Friedrich Hendel

Spotted alfalfa aphid
By United States. Extension Service. Division of Agricultural Programs