a great crested grebe - falco cherrug - in a captive cage. the bird of prey is trained by a falconer

wings willowbrook wildlife center watching vertical training traditional suburban staring sky saker prey predator overcast outside outdoor one nature migratory illinois hunting horizontal hawk hand glove gazing flying fly feathers falconry falcon falco sparverius eye domestic color cloudy cloud claws carnivorous care captivity buff birding bird beak back view animal alert active great crested grebe cherrug captive cage trained falconer