A very well researched article on falconry and it's origins in the United States.

http://roadsandkingdoms.com/2014/the-new-falconry/

How the Peregrine Falcon dives so fast

https://seeaperegrinethankafalconer.blogspot.com/b/post-preview?token=SRHvm0QBAAA.rdlppiMGHYhjgJMBVy8JVQ.611RyqD30ZfezEiwH98PJw&postId=3275058228712738256&type=POST