Cover image for How birds fly
Title:
How birds fly
Author:
Freedman, Russell.
Personal Author:
Publication Information:
New York : Holiday House, [1977]

©1977
Physical Description:
64 pages : illustrations ; 25 cm
Summary:
An introduction to bird flight which includes a discussion of bird anatomy, feathers, and air currents and a comparison with airplane flight.
General Note:
Includes index.
Language:
English
Added Author:
ISBN:
9780823403011
Format :
Book