Masked Boobies,
46 mi SE of South Pass
Second summer(?) Pomarine Jaeger, 30 mi SE of South Pass
Click on the aboveimages for (very) large versions.
Another image of the jaeger, showing (in original at least) heavily
barred tail and coverts
"Mystery storm-petrel, 32 mi SE of South Pass
Another rendition of the same photograph
Immature Masked Booby
Two of the strangest birds seen on the trip!!