Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Stercorarius parvus
17 June Meade River Coal Mine, 150025',70029'N, Alaska
Went out to the nest, which we couldn't find,
and got a show like yesterday when we approached.
The birds flying over and giving distraction display.
The f seldom close together, acting in unison.
This pair must range over a large area.
18 June One fighting with a long-tail Taegu in the village
19 June One chasing a h-Tail over the cemus plot
for two birds about evenly matched, and the
fight undecided until the L-T. flew off. The Parus
[illegible] seen on the cemus plot. A ?B with bluffs 2mi. Sofcap.
20 June A pair SW of the village as usual.
21 June The pair S of camp seen hunting over the cemus plot
much of the A.11. Their style is very characteristic.
They seem 6-10 feet up going slowly with little
wing beat; the head pointed down and ahead
and occasionally looking prowed. When
they see something interesting they circle
back over an area without hovering. A number
bird will come a run area of ~20 acres at a
[illegible] back and forth over strip ~20 yard
apart. They seem to be looking for shorebird nest.
The light bird ate both remaining eggs of the Pekaral
not on the plot, and was then chased off by a L-T.
Taegu. This bird returned in the afternoon about 2PM
and spent about 10 minutes circling over the area
before leaving the cemus plot for the day. See
S. longicaudis