Peregrine Falcon vs Prairie Falcon

In short

The Peregrine Falcon is generally more robust with a broader chest and shorter tail compared to the slimmer Prairie Falcon. The Peregrine's dark head and bold facial markings contrast with the Prairie Falcon's paler face and less distinct markings. Both species can be found in open habitats, but their behaviors and vocalizations can aid in identification.

Identification tips

1. Look for the Peregrine Falcon's dark hood and bold facial markings. 2. Note the Prairie Falcon's paler face and less distinct markings. 3. Observe behavior: Peregrines often hunt birds in urban areas, while Prairie Falcons hunt mammals in open landscapes. 4. Listen for vocal differences: Peregrines have a harsh 'kak-kak-kak', whereas Prairie Falcons have a shriller call.

Size

Peregrine Falcons are typically larger and more robust than Prairie Falcons, with a broader chest and shorter tail.

Plumage

Peregrine Falcons have a distinctive dark hood and bold facial markings, including a prominent malar stripe. In contrast, Prairie Falcons have a paler face with less distinct markings and a more uniform brownish back and wings.

Behaviour

Peregrine Falcons are known for their high-speed stoops and can often be seen in urban areas hunting birds. Prairie Falcons, while also fast, are more often observed hunting mammals in open, arid landscapes.

Habitat

Peregrine Falcons are highly adaptable, found in both urban and wild settings, often near water. Prairie Falcons prefer open, arid regions like deserts and grasslands.

Voice

Peregrine Falcons have a loud, harsh 'kak-kak-kak' call, while Prairie Falcons produce a more shrill and rapid series of calls.