Eastern rockhopper penguin Eastern rockhopper penguin The eastern rockhopper penguin ("Eudyptes chrysocome filholi") although genetically different is still often considered a subspecies of the southern rockhopper penguin. This species of penguin is also known to be one of the smallest species of penguins they are approximately 45–55 cm in length, and weighing 2.2–4.3 kg. The adult eastern rockhopper penguins feed on small fish, octopus, squid, and krill-like crustaceans. The rockhopper penguin "Eudyptes chrysocome" is sometimes considered two species, northern and southern rockhopper penguin, after research published in 2006 demonstrated morphological, vocal and genetic differences between the two populations. Molecular datings suggest that the
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