The Birds of Australia London, Witherby & Co, 1910-1927. Australia bibliography birds birds Australia pictorial works bird Mathews Australia Gregory Mathews ornithology Catarrhactes chrysocome Eudyptes chrysocome southern rockhopper penguin, A colorful depiction of a Cassowary Penguin, showcasing its distinct features as it swims in water. The penguin's body is primarily dark with white accents on its belly and face. Its unique yellow and black crest adds a striking contrast, emphasizing its vibrant and lively character. The background hints at a sandy shore and soft waves, enhancing the natural habitat of this aquatic bird.