Birds of prey, wood engravings, published in 1878 Birds of prey: Peregrine falcon (Falco peregrinus); Western marsh harrier (Circus rufus, or Circus aeruginosus); Buzzard (Buteo vulgaris, or Buteo ...
Until a few years ago, even the Montagu’s harrier (Circus pygargus) and the western marsh harrier (Circus aeruginosus) reproduced regularly, while now only C. aeruginosus and C. cyaneus reproduce ...