Known from the discs' own bird lists
White-tailed Hawk
buteo albicaudatus
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
59 - 60 cm. The adult's top and sides of head, hindneck and upper back gray; wings fuscous brown tipped black, the lesser coverts and scapulars cinnamon rufous; lower back, rump, and tail feathers white, usually with fine fuscous barring; the tail has a prominent black band near the tip; throat and undersides white, the sides of belly and tibiae with fine dark barring; remiges black tipped, the basal portion barred with gray; iris brown; cere pale green; bill black at the tip, pale at the base; feet yellow.
The adult dark phase is similar to the light phase, but underside is gray; feathers of abdomen edged white, tibia barred rufous and white.
The immature dark brown to black above; hindneck marked with buff or white; shoulders tinged ferrugineous; upper tail coverts buffy white barred rufous; underside brownish black, streaked or barred with buffy white; chin and throat dark gray like the head; tail light gray, evenly barred fuscous often with an ill defined blackish subterminal band
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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
Two-note nasal whistles "kawaaa...kawaaa...kawaaa" or "keela...keela...kek.. kek".
Behavior Disc 1 · 2011
Still-hunts from perch, also forages by gliding and hovering.
Breeding Disc 1 · 2011
Nesting confirmed.
Habitat and status Disc 1 · 2011
Rare over savannah, agricultural land, cerrado, denuded hills etc.
Distribution Disc 1 · 2011
Inland and coast. In Estado São Paulo reported from Itapetininga, Itapirapua, Campos do Jordao, Tremembe, Bananal, São Jose do Barreiro, Tres Estados (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 48541 Disc 1 · 2011
Macaulay 106217 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 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: CASB.CKD; ITSB.CKD; JUSB.CKD; MOSB.CKD; RERB.CKD; RIRB.CKD; SERB.CKD; SRRB.CKD; SRSB.CKD; SSSB.CKD
Listed on product/edition lists: SEBRAZIL.CKD; SEBZ_D1.CKD
Disc 3 · 2006
Selected on local checklists: CASB.CKD; ITSB.CKD; JUSB.CKD; MOSB.CKD; MRRB.CKD; RERB.CKD; RIRB.CKD; SDTC.CKD; SERB.CKD; SRRB.CKD; SRSB.CKD; SSSB.CKD
Listed on product/edition lists: SEBZ_D1.CKD; Sebrazil.ckd
Disc 1 · 2011
Selected on local checklists: CASB.CKD; ITSB.CKD; JUSB.CKD; MOSB.CKD; MRRB.CKD; RERB.CKD; RIRB.CKD; SDTC.CKD; SERB.CKD; SRRB.CKD; SRSB.CKD; SSSB.CKD
Listed on product/edition lists: SEBZ_D1.CKD; Sebrazil.ckd