31. His best known and most enduring books are those about Hawaiian avifauna ( especially the Hawaiian goose ). 32. Avifauna include species of ducks, geese, egrets and storks during migrations as well as occasional wanderings.33. The Andaman and Nicobar Islands also presented serious challenges with regard to the status and taxonomy of their avifaunas . 34. "' Avian-Fauna : "'320 species of avifauna including eight varieties of Kingfishers. 35. There are three collections currently breeding them : Avifauna ( the Netherlands ) and San Diego ( USA ). 36. The birds of New Zealand evolved into an avifauna that included a large number of bird song was deafening. 37. "The Birds of the Western Palearctic " is a comprehensive regional avifauna for the Western Palearctic. 38. He was later successful in business and traveled throughout North America, acquiring an extensive knowledge of its avifauna . 39. In 1964, he obtained a Norwegian doctorate in ornithology with the dissertation " Avifauna Svalbardensis ". 40. Uruguay is home to a rich avifauna , including the Southern lapwing and the magnificent black-necked swan.
