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Blue-black Grassquit

From Opus

(Difference between revisions)
Revision as of 00:59, 4 January 2014 (edit)
Deliatodd-18346 (Talk | contribs)
(Video link. Reference updated)
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Current revision (20:55, 21 May 2018) (edit) (undo)
Deliatodd-18346 (Talk | contribs)
(Clearer juvenile image. Some copied text disguised. Some extra info. References updated)
 
Line 2: Line 2:
;[[:Category:Volatinia|Volatinia]] jacarina ;[[:Category:Volatinia|Volatinia]] jacarina
==Identification== ==Identification==
-10cm<br />+8·7–10·9 cm (3½-4¼ in)<br />
''' Male''' ''' Male'''
*Blue-black *Blue-black
Line 11: Line 11:
*[http://www.birdforum.net/showthread.php?t=69223 A thread discussing Blue-black Grassquit male plumages] *[http://www.birdforum.net/showthread.php?t=69223 A thread discussing Blue-black Grassquit male plumages]
-[[Image:10884IMG 2994 Volatinia-jacarina.jpg|thumb|350px|right|Sub-adult<br />Photo by {{user|BirdsPeru|BirdsPeru}}<br />Chosica, Lima, [[Peru]], November 2005]]+[[Image:Dabs - Blue - black Grassquit juvenile .JPG|thumb|350px|right|Juvenile<br />Photo by {{user|DABS|DABS}}<br />Arima, [[Trinidad]], Spril 2018]]
==Distribution== ==Distribution==
[[Central America|Central]] and [[South America]] and the [[Caribbean]]:<br /> [[Central America|Central]] and [[South America]] and the [[Caribbean]]:<br />
Line 31: Line 31:
==Behaviour== ==Behaviour==
====Breeding==== ====Breeding====
-When displaying, the Blue-black Grassquit jumps vertically from its perch about 1 foot in the air and utters a high pitched 'Pee-Zing' and then with a downward half-somersault lands on its perch again.+When displaying, they jumps vertically from its perch about 1 foot in the air and utters a high pitched 'Pee-Zing' and then with a downward half-somersault lands on its perch again.
It builds a small cup-shaped nest. The clutch consists of 1-4 pale green eggs blotched with reddish brown. Both sexes incubate for 9–10 days and the young fledge about 9-10 days later. It builds a small cup-shaped nest. The clutch consists of 1-4 pale green eggs blotched with reddish brown. Both sexes incubate for 9–10 days and the young fledge about 9-10 days later.
====Diet==== ====Diet====
-The diet includes seeds.+The diet consists mainly of grass seeds, but other seeds are included. They will also eat some insects and berries.
==References== ==References==
-#{{Ref-Clements6thAug13}}#Avibase+#{{Ref-Clements6thAug17}}#Avibase
#BF Member observations #BF Member observations
 +#Handbook of the Birds of the World Alive (retrieved May 2018)
#Wikipedia #Wikipedia
{{ref}} {{ref}}

Current revision

Male right, female leftPhoto by mmdnje Chongon, Guayas Province Ecuador
Male right, female left
Photo by mmdnje
Chongon, Guayas Province Ecuador
Volatinia jacarina

Contents

[edit] Identification

8·7–10·9 cm (3½-4¼ in)
Male

  • Blue-black
  • Black tail and wings
  • White inner underwing
  • Slim conical black bill

Female and immature: brown upperparts, buff, dark streaked underparts.

JuvenilePhoto by DABSArima, Trinidad, Spril 2018
Juvenile
Photo by DABS
Arima, Trinidad, Spril 2018

[edit] Distribution

Central and South America and the Caribbean:
Central Americal: Mexico, Guatemala, Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama
Caribbean (West Indies): Lesser Antilles, Windward Islands, Grenada, Trinidad, Tobago, Netherlands Antilles
South America: Colombia, Venezuela, Guyana, Suriname, French Guiana, Ecuador, Peru, Bolivia, Brazil, Paraguay, Uruguay, Chile, Argentina

[edit] Taxonomy

[edit] Subspecies

There are 3 subspecies[1]:

  • V. j. splendens:
  • V. j. peruviensis:
Male jump displayPhoto by JamfaracoTubarão/SC, Brazil, December 2004
Male jump display
Photo by Jamfaraco
Tubarão/SC, Brazil, December 2004
  • V. j. jacarina:

[edit] Habitat

Open terrain, scrub, savannas, second growth, rice and corn fields, xerophytic areas; grasslands, agricultural lands, roadsides, parks and wooded lands.

[edit] Behaviour

[edit] Breeding

When displaying, they jumps vertically from its perch about 1 foot in the air and utters a high pitched 'Pee-Zing' and then with a downward half-somersault lands on its perch again.

It builds a small cup-shaped nest. The clutch consists of 1-4 pale green eggs blotched with reddish brown. Both sexes incubate for 9–10 days and the young fledge about 9-10 days later.

[edit] Diet

The diet consists mainly of grass seeds, but other seeds are included. They will also eat some insects and berries.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Avibase
  3. BF Member observations
  4. Handbook of the Birds of the World Alive (retrieved May 2018)
  5. Wikipedia

[edit] External Links


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