{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The evolution of bird-song: with observations on the influence of heredity and imitation","author_name":"Charles A. Witchell","thumbnail_url":"https://www.ebooknetworking.net/books/B00/698/bigB00698COTC.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00698COTC.html\">The evolution of bird-song: with observations on the influence of heredity and imitation</a>","width":400,"height":300}