My Bird Info

Ruffed Grouse, Bonasa umbellus
Subspecies: B. u. umbellus, B. u. thayeri, B. u. monticola, B … All About Birds: Ruffed Grouse – Cornell Lab of Ornithology factsheet. Bonasa umbellus – Grouse Specialist Group …
www.gbwf.org/grouse/ruffed_grouse.html

Bird List for The Cabin Area
The following lists birds that have been identified … Ruffed Grouse (Bonasa umbellus): Year-round *Spruce Grouse ( … Thayer’s Gull (Larus thayeri): Rare April-May and from …
www.earthfoot.org/places/ca005a.htm

WINGS Birding Tours to Minnesota in Winter – Bird List
WINGS Birding Tours to Minnesota in Winter – Bird List … 5: Ruffed Grouse : 4: 4: Bonasa umbellus: 2: Spruce Grouse: 1: 4: Falcipennis … 3: Thayer’s Gull : 2: 3: Larus thayeri: 4: Glaucous Gull: 2: 9: Larus …
wingsbirds.com/birdLists/birdlist/115

Official California Bird Records Committee State Bird List
California Bird List of the: Western Field Ornithologists … Ruffed Grouse Bonasa umbellus Greater Sage-Grouse Centrocercus … Thayer’s Gull Larus thayeri Iceland Gull Larus glaucoides …
www.wfo-cbrc.org/cbrc/ca_list.html

INHS Bird Collection | Illinois Birds
Bonasa umbellus – Ruffed Grouse X, but reintroduced … Larus thayeri – Thayer’s Gull Larus glaucoides – Iceland … Check-list of North American Birds …
www.inhs.uiuc.edu/cbd/collections/birds/ilbirds.html

Ohio Ornithological Society: Official Checklist
… fostering a deeper appreciation of wild birds … Ruffed Grouse Bonasa umbellus Greater Prairie-Chicken Tympanuchus … Thayer’s Gull Larus thayeri Iceland Gull Larus glaucoides
www.ohiobirds.org/publications/checklist/official.php

Indiana Bird Records Committee – State Checklist
Indiana’s Official State Bird Checklist contains 413 … Ruffed Grouse : Bonasa umbellus ; Greater Prairie-Chicken : Tympanuchus … Thayer’s Gull : Larus thayeri: Review species Iceland Gull …
www.indianaaudubon.org/ibrc/offcklst.htm

Audubon Science – Christmas Bird Count
Counts completed: 2,113 Total birds reported: 57,700,440 … Ruffed Grouse (Bonasa umbellus) … Thayer’s Gull (Larus thayeri)
cbc.audubon.org/cbccurrent/current_table_display.jsp?query=new&circle_id=L14884&year=108

Birds
Birds of the ESA and Surrounding Properties … Phasianus colchicus: 120   Ruffed grouse* Bonasa umbellus: 123 … Larus argentatus: 189   Thayer’s gull: Larus thayeri: 190
www.twu.ca/sites/ecosystem/species/birds.html

Iowa Checklist
Iowa Bird Checklist – 420 Species Current through 11/28 … Ruffed Grouse: Bonasa umbellus: R: Sharp-tailed Grouse: Tympanuchus … Thayer’s Gull: Larus thayeri: R: Iceland Gull: Larus glaucoides: C
www.iowabirds.org/birds/Iowa-Checklist.asp