Yes, Falconry saves birds of prey...

 https://www.kcet.org/shows/california-coastal-trail/has-falconry-saved-endangered-falcons-from-extinction?fbclid=IwAR2sbGDGgNGfcCgRvqXjcplU7VKIojqdg4iVdEx90A3ei-Weba1Pq8ibmq8Falconers are conservationists

The Peregrine in 1967 by J.A. Baker

 All hope was nearly lost in 1967 when peregrines and other raptors were on a steep decline due to the insecticide DDT and other herbicides and pesticides.  Now we face the same dangers with the 'newer' ones.  The Peregrine by J.A. Baker, 1967

Shawn Hayes, Falconer and Conservationist

 https://www.cbsnews.com/sanfrancisco/news/uc-berkeley-falcons-falconer-shawn-hayes-raptors/?fbclid=IwAR1ff9CixAbJdh7kymeahfocX573DE7mftKzftu68pPBOkRf9BeYRl_s3Y8