Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Tompson
Big Bend Rio Grande April 7-8, 1934.
He drove down by way of the eastern-most
road to Boquillo and returned by the one
which passes just east of the Chisos mts.
On the 8th Steger & I hiked over to
the mouth of the Chisos. Boquillo's
canyon, part way up on the north
side mts. & back'd to Boquillo's by
the river.
Birds seen: reported:
Blue Heron (Ardea herodias)
American Merganser (Mergus merganser,
americanus) a couple on river.
3. Turkey Vulture (Cathartes aura septentrionalis)
common.
4. Black Vulture? (Coragyps atratus) two.
5. Red-tailed Hawk (Buteo borealis) few.
6. Golden Eagle (Aquila chrysaetos canadensis) several.
7. Marsh Hawk (Circus hudsonius) common.
8. Sparrow Hawk (Falco sparverius) common.
9. Prairie Falcon (Falco mexicanus) one
10. Ariz.Scaled Quail (Callipepla squamata pallida)
abundant in desert.
11. Merri's Quail (Ayrtox montezuma meameri)
reported, a few still up in Chisos.
12. Spotted Sandpiper (Actitis macularia) few
seen along river-
13. Killdeer (Charadrius vociferus) few along river
and near springs-
14. Western Meadow Lark (Sturnella magna
marginalis) common