Redhead (bird) "Nassarius acutus", "Nassarius vibex", "Natica" sp., "Neritina virginea", "Odostomia trifida", "Olivella minuta", "Olivella watermani", "Polinices" sp., Pyramidellidae, "Pyrgocythara plicosa", "Rissoina catesbyana", "Sayella livida", "Turbonilla" sp., "Turbonilla interrupta" and "Vitrinella" sp. Redhead (bird) The redhead ("Aythya americana") is a medium-sized diving duck. The scientific name is derived from Greek "aithuia" an unidentified seabird mentioned by authors including Hesychius and Aristotle, and Latin "americana", of America. The redhead is long with an wingspan. It belongs to the genus Aythya, together with 11 other described species. The redhead and the common pochard form a sister group which together is sister to the canvasback.
What Bird is That? to the League for £300. The book was extolled fulsomely by S.R. Thomas, of the NSW Department of Education, as follows; ""What Bird is That?" is the most comprehensive and informative bird book published in the Commonwealth – if not in the world. The coloured plates are a triumph not only of the genius and imagination of the artist – our own Neville Cayley on whom has fallen so fittingly the mantle of his famous father – but also of the block-maker’s and printer’s art. The publishers have done nothing finer of its kind. The life-like portrayals of our feathered