The Search for the Origin of Birds

By Lawrence M. Witmer

Discusses the facts and clues used to formulate the various theories of the origin of birds. This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 0531112322
• ISBN13: 9780531112328
• Release Date: January 1995
• Publisher: Franklin Watts
• Length: 64 Pages
• Weight: 0.90 lbs.
• Dimensions: 0.4" x 7.7" x 10.3"
• Age Range: 10 to 12 years
• Grade Range: Grades 5 to 7