The hierofalcons (literally, "hawk-falcons") are four closely related species of falcon which make up the subgenus Hierofalco: Lanner Falcon, Falco biarmicus Laggar Falcon, Falco jugger Saker Falcon, Falco cherrug Gyrfalcon, Falco rusticolus The Black Falcon of Australia is occasionally considered allied to the hierofalcons: indeed it seems fairly close to them (Wink et al. 2004). They represent members of their genus which are similar to species like the Peregrine Falcon in outward appearance… (More on Hierofalcon)