| |
Cackling -vs-
Canada Geese |
Sibley |
| |
Crossbills
AudioVisual Guide |
Complete guide
to Red Crossbill sub-species |
| |
Crossbill
Jip-Jip calls
1
2
3
4
5 |
Which are Red
and which are White-winged? |
| |
Crows
Fish -vs- American
|
|
| |
Dippers
- South Dakota |
|
| |
Dowitchers - Long vs Short-billed |
Cin-Ty Lee and Andrew Birch |
| |
Feather Atlas |
Photos of feathers |
| |
Gulls
- Martin Reid's Web Site |
|
| |
Gulls - Slaty-backed Gull |
Joe Morlan's web
site |
| |
Gulls -
Slaty-backed Gull |
Birds Korea web site |
| |
Hummingbird Monitoring Network |
|
| |
Hummingbird
Web Site
|
Terri and Larry Gates of Portal,
AZ |
| |
Hummingbirds Net
|
|
| |
Hummingbirds |
|
| |
Ruby-throated
Hummingbird & its "lookalikes" |
LOS article - Dittmann & Cardiff |
| |
Hummingbirds -
take another look |
LOS article - Dittmann & Cardiff |
| |
-
White-lined
Sphinx Moth - 1
2
3 |
|
|
Peregrine Falcon - midwest
banding info |
Midwest
peregrines are banded with a purple colored USFWS bird band and also
with a black over green alpha-numeric band. |
| |
Rosy-Finches |
Rosy-Finches at Sandia
Crest, New Mexico |
| |
Sage Grouse
- Gunnison, CO |
|
| |
Scaup Identification |
Separating Lesser and Greater
Scaup |
| |
Trochilids
- Winter Hummer Mapping |
Stacy Jon Peterson's site |
| |
Whooping Crane
|
pdf info on
quantities from
1938-2004 |