'The Book of Birds: A Field Guide to Wonder and Loss' BookFrom the creators of 'The Lost Words'. This is a book is a beautiful testament to our feathered friends. A great thinning of the skies is underway. Around 50% of bird species are in decline worldwide. Our dawns and springs are quieter each year than the last. An almost unimaginable abundance has been lost. It does not have to be this way but we will not save what we do not love. This is a compendium of forty nine bird species. It asks not What is that