Common Black Hawk

    Buteogallus a. anthracinus
Av. Size:   20 in (50 cm)
Sounds:   Distinctive: spink-speenk-speenk-spink-spink-spink (Wiki)
Identifying Characteristics:   very dark grey, black bill with yellow base; yellow legs; tail black with single band of white and white tip
Similar to/Compare with:   Great Black Hawk has darker feathers, two bands around tale
Range:   Mexico to parts of South America, a few areas of US in summer
Habitat:   primarily coastal locations; on the Yucatan Peninsula found in mangrove swamps