What is the call of a kestrel commonly described as?

The call of a kestrel is commonly described as "Killy, Killy, Killy." This distinctive vocalization is a hallmark of the American kestrel, which is known for its high-pitched and repetitive call. The sound is often associated with the bird's behavior; kestrels are frequently seen perched in open fields, where they use their calling to communicate with one another, especially during the breeding season as part of their territory defense.

The other options refer to different sounds that may be characteristic of other bird species. For example, the "Hoo, Hoo, Hoo" call is more reminiscent of owls, while "Chirp, Chirp, Chirp" is often associated with smaller songbirds. "Squawk, Squawk, Squawk" is a sound you might expect from larger, more raucous birds like crows or parrots. Identifying these unique calls is an essential part of understanding avian behavior and communication, particularly in falconry, where recognizing the sounds of your bird can enhance training and bonding.