Abert's Towhee
Common
Name: Abert's Towhee (ABTO)
Scientific
Name:
Pipilo
aberti
Global/Continental
Conservation Status: Not on IUCN 2004 Red List
National-level
Conservation Status:
Nothing other than coverage under the Migratory Bird Treaty Act
Key
Reference(s):
BNA No. 111 (Tweit and Finch 1994)
Distribution:
Resident from se California (west to Salton Sea), extreme s Nevada,
sw Utah, c and s Arizona, and sw New Mexico south to ne Baja California
and nw Sonora (AOU 1998).
Habitat
Associations:
Riparian Thickets, Arid Lowland Scrub (0 – 1250 m) (AOU 1998).
Source(s)
of Research/monitoring Needs: New Mexico Bird
Conservation Plan; BNA No. 111 (Tweit and Finch 1994); PIF Monitoring
Needs Document (Partners in Flight Science Committee 2004)
PIF
Continental Plan Monitoring Needs Category: Mo2 (BBS trends have very
low precision)
RESEARCH/MONITORING NEEDS (source(s) of needs)
Monitoring
- Priority
monitoring action – Conduct early spring desert surveys (PIF
Monitoring Needs doc)
- Second
priority monitoring action – Improve Christmas Bird Count (PIF
Monitoring Needs doc)
- Determine
population status and trends of ABTO in
New Mexico
(
New Mexico
)
Habitat
Needs/Ecology/Life History
- Behavioral
studies (including self-maintenance, sleeping & roosting, pair
formation, pellet-casting and defecation; also information on
metabolism (BNA)
- Information
on breeding activity (nest record card data) (BNA)
Effects
of Human Development/Disturbance
- Study
of reproductive success & survivorship in exotic habitats; also
habitat requirements in urban areas (BNA)
Predation
- see
needs under "Demographics"
Demographics
- Information
on mortality of ABTO at different ages and seasons (more data needed
on causes of death, especially predation); also information on
dispersal (BNA)
Global
Change
- Effects
of climatic change due to global warming on ABTO and its habitat
(greatest need) (BNA)
[Link
to References]
[Link
to PIF Bird Conservation Plans]
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