Holmes, R. 1962 Erolia alpina 8 June Barrow, Alaska ran at + displaced #2 - + The two birds were "leap-frogging" over the tundra on the ground + in air. Humbling was seen frequently when 1 or 2 would pop up in the air + be followed by another - the bird would fall together with wings flapping. This went on for about 15 minutes - before the two sparrows had flown off + disperse already - moths began to feel. 9 June Displaying birds seen heard in nearshore area 1 ground from Butler - north to Village Slope + Skroovil + Footprint Lake. Very little chasing was noted (only 2 cases both on Skroovil center plot). One bird in Butters Ann gave a poor distractive display with head over, both feathers ruffled, tail depressed spread went shuffling over the tundra - position of it not seen until three weeks later. 10 June Courtship seen - terminated in copulation. + with wings held at 45°, tail slightly drooped head head head high - remaining after 2- both took flight + ran 100' away - the 3rd pair ink 2 - Cypselus - Steller ott. 3 pure Cornell birds 23.