Varied Bunting
Common
Name: Varied Bunting (VABU)
Scientific
Name:
Passerina versicolor
Global/Continental
Conservation Status: Not
on IUCN 2004 Red List
National-level
Conservation Status: Nothing other than coverage
by Migratory Bird Treat Act
Key
Reference(s):
BNA No. 351 (Groschupf and Thompson 1998)
Distribution:
Resident from s Baja California, n Sonora, s-c and se Arizona, s
New Mexico, and w and s Texas south through Mexico (except the Yucatan) to
c Oaxaca and in Chiapas and Guatemala (AOU 1998)
Habitat
Associations:
Arid montane scrub, arid lowland scrub, riparian thickets (AOU
1998)
Source(s)
of Research/monitoring Needs (Number in ( ) is Physiographic Area number):
South Texas Brushlands Bird Conservation Plan (07); Texas Avian
Research Projects- TARP (Texas Partners in Flight 2001); New Mexico PIF
Bird Conservation Plan; BNA No. 351 (Groschupf and Thompson 1998); PIF
Monitoring Needs document (Partners in Flight Science Committee 2004)
PIF
Continental Plan Monitoring Needs Category: Mo1
(Essentially no data on population trend)
RESEARCH/MONITORING NEEDS (source(s) of needs)
Monitoring
- Priority
monitoring action – Conduct Mexican Breeding Bird Survey (BBS) (PIF
Monitoring Needs doc)
- Second
priority monitoring action – Conduct border (U.S.-Mexico) bird
surveys (PIF Monitoring Needs doc)
- High
priority candidate for rapid status assessment (PIF Monitoring Needs
doc)
- Study
the status, distribution, and abundance of VABU (S Texas Brushlands,
TARP -
Chihuahuan Desert & Mexican Mountains
,
New Mexico
)
Habitat Needs/Ecology/Life History
- Define
habitat needs of VABU (TARP -
Chihuahuan
Desert
, Mexican Mts, and S Texas Brushlands)
- Information
on natural history of VABU in
Mexico
(center of breeding & wintering) - basic information on song
learning & development, demographics, migratory behavior, breeding
physiology, metabolism, nest construction, copulatory behavior (BNA)
Migration
- See
needs under “Habitat Needs…”
Wintering
- See
needs under “Habitat Needs…”
Demographics
- Information
on the productivity of VABU in NM (NM)
- See
needs under “Habitat needs…”
[Link
to References]
[Link
to PIF Bird Conservation Plans]
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