The Flight Of Birds:The Significant Dimensions, Their Departure From The Requirements For Dimensional Similarity, And The Effect On Flight Aerodynamics Of That Departure Over the years some of

Over the years some of the most eye-catching species of bird have been officially or unofficially adopted by countries as symbols of their national identity

Among the best-studied wildlife groups

Nigel Redman is a publisher and bird tour leader who has visited Africa many times

coverage of more than 100 species in each book more than any other beginner guide

including hawks

The Flight Of Birds:The Significant Dimensions, Their Departure From The Requirements For Dimensional Similarity, And The Effect On Flight Aerodynamics Of That Departure Over the years some ofNear fine paperback, faded spine. Transactions of the American Philosophical Society. New Series Volume 65, Part 4, 1975.