Field Notes · Catnum 165840 · score 4 — moderate uncertainty
Nest built in a girder foot wide on a trestle railroad bridge behind the station 30 feet from the ground, and within foot of a rail, under a cross-tie. Large, compactly made of grass twine and weeds and amply lined thickly with grass blades. Built upon remains of an old nest.
Metadata · Catnum 165840
Date03 May 1909
LocalityHarpers Station, Montgomery, Pennsylvania, USA
Coordinates40.097412, -75.07389 ↗ map
CollectorMiller, Richard F.
Eggs in Set4
Specimen TypeE
Incubationfresh
Identificationunknown (transcribed as “Birds Sec.”)
Nest Height9.14 m (30 feet)
Nest Supportgirder
Nest Materialsgrass, twine, weeds
Nest Lininggrass blades
Nest Settingtrestle railroad bridge behind station
Nest NotesBuilt upon remains of an old nest. Located within foot of a rail, under a cross-tie.
Further Details42995 | 761 | 76/4
✦ Anecdote
This robin built its nest in an extremely unusual and dangerous location - on a railroad bridge girder just one foot from an active rail line, making it one of the most perilous nesting sites on record for this species.