Jose B. Ruiz / Booted eagle (Aquila pennata) female feeding chick at nest in pine woods, Murcia, Spain.

Jose Ruiz / Booted eagle at nest with chick (Aquila pennata) Spain Pine woods, Murcia.

Wild Wonders of Europe / Widstrand / Booted eagle, (Aquila pennata) Campanarios de Azaiba Reserve, Salamanca Region, Castilla y Leon, Spain

Bert Willaert / Booted eagle (Aquila pennata) caught by a falconer for domestication, with its wings tied, Georgia, September.

Bert Willaert / Remnants of a hunting barbeque, with the discarded remains of a Booted eagle (Aquila pennata) and Honey buzzards (Pernis apivorus), Georgia, September 2011.

Thomas Rabeil / Booted Eagle (Aquila pennata) in tree set in arid landscape with mountains. Termit Massif, Termit Tin Toumma National Park, Sahelo-Saharan Biome, Niger.

Jose B. Ruiz / Booted eagle (Aquila pennata) pair with chick at nest in Pine woods, Murcia, Spain

Jose B. Ruiz / Booted eagle (Aquila pennata) two chicks in nest, Spain

Roger Powell / Booted eagle (light phase) on nest {Aquila pennata} Extremadura, Spain

Jose B. Ruiz / Booted eagle {Aquila pennata} adult at nest with chick in pine woods, Murcia, Spain