Known from the discs' own bird lists
Bay-winged Hawk
parabuteo unicinctus
Accipitridae
- Disc 2 · 2001 listed
- Disc 3 · 2006 listed
- Disc 1 · 2011 listed
The detailed account of this bird below comes from Disc 1 · 2011. The other discs list the bird but carry no account of it, and none is invented here.
From the original Disc 1 · 2011 revision
Detailed account — Disc 1 · 2011
This detailed account first appears in the 2011 Disc 1 revision; the earlier releases have no account for this bird.
Description Disc 1 · 2011
48 - 56cm. The adult is deep sooty brown to fuscous brown, the breast and abdomen often streaked with some white; lower back and rump tinged with chestnut; lesser and under wing coverts, margins of middle coverts and tibiae chestnut brown; tail coverts above and below white, the tail tipped white; iris brown; cere, lores and orbit yellow; bill pale bluish gray; feet orange yellow.
The immature is like the adult above, the crown and hindneck more or less streaked buff or cinnamon; superciliaries buffy, wing coverts rufous, spotted with black; underside buff; throat finely streaked, breast and abdomen boldly streaked with fuscous; flanks and tibiae barred rufous; tail underneath light gray with narrow dark barring.
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The disc records this picture against the bird without a caption. Disc 1 · 2011
The account, continued
Voice Disc 1 · 2011
Long whistles "zeeee ... zeeee....ziiiii..."
Behavior Disc 1 · 2011
Forages by flying low over open country, sometimes hunts from a perch.
Habitat and status Disc 1 · 2011
Rare in savannas and semiopen areas, swamps and near large bodies of water.
Distribution Disc 1 · 2011
Throughout. Sea level to 1500 meters. In Estado São Paulo was observed near Cubatao and in the north near Vista Bonita (119).
The Disc 2 · 2001 contains no detailed account for this bird (its 2011 account is shown above). None is invented here.
The Disc 3 · 2006 contains no detailed account for this bird (its 2011 account is shown above). None is invented here.
Vocalizations
Each disc's own recording entries are shown under that disc's label. A player appears only where the recording's file survives on a preserved disc.
Disc 1 · 2011
Macaulay 4362 Disc 1 · 2011
Macaulay 4363 Disc 1 · 2011
More images
The disc records this picture against the bird without a caption. Disc 1 · 2011 The disc records this picture against the bird without a caption. Disc 1 · 2011
Which discs list this bird
- Disc 2 · 2001 — in this disc's bird list
- Disc 3 · 2006 — in this disc's bird list
- Disc 1 · 2011 — in this disc's bird list
How that was established
- Disc 2 · 2001
aux_nonzero;local_checklist_byte45_flag_1- Disc 3 · 2006
aux_nonzero;local_checklist_byte45_flag_1- Disc 1 · 2011
aux_nonzero;local_checklist_byte45_flag_1
The disc's own record fields that place the bird on its list: a non-empty entry in the species table, and the byte that marks it as selected on a local checklist.
Historical checklist participation
Disc 2 · 2001
Selected on local checklists: RERB.CKD; RIRB.CKD; SRRB.CKD; SRSB.CKD
Listed on product/edition lists: SEBRAZIL.CKD; SEBZ_D1.CKD
Disc 3 · 2006
Selected on local checklists: RERB.CKD; RIRB.CKD; SRRB.CKD; SRSB.CKD
Listed on product/edition lists: SEBZ_D1.CKD; Sebrazil.ckd
Disc 1 · 2011
Selected on local checklists: RERB.CKD; RIRB.CKD; SRRB.CKD; SRSB.CKD
Listed on product/edition lists: SEBZ_D1.CKD; Sebrazil.ckd