J. Bell PettigrewJ. Bell Pettigrew (1834-1908) was a Scottish anatomist and physiologist known for his groundbreaking research on animal locomotion. His studies on the mechanics of walking, swimming, and flying revolutionized the understanding of animal movement. Petigrew's work in aeronautics and his proposals for more efficient propeller designs based on natural principles have left a lasting impact on the field. His lectures and memoirs have inspired further exploration into the complexities of animal locomotion. Read More Read Less