Field Notes · Catnum 165819 · score 2 — low uncertainty
On steel railroad bridge spanning a road 20 feet from the ground, placed in a flange 4" wide from I girder, under a tie and within a foot of a track rail. There was another Robin's nest 6 feet distant in a similar site on the bridge. Large, compact, well made of weed stems, a piece of rag, weed strips, grasses, mud, and lined thickly with fine grass blades. There was a Robin nest on 5/5/24 in this same site (209/4).
Metadata · Catnum 165819
Date25 Apr 1925
LocalityEnfield, Montgomery, Pennsylvania, USA
Coordinates40.100512, -75.195138 ↗ map
CollectorMiller, Richard F.
Eggs in Set4
Specimen TypeE
Incubationfresh
Identificationpositive
Nest Height6.1 m (20 feet)
Nest Supportsteel railroad bridge, placed in a flange 4 inches wide from I girder
Nest Materialsweed stems, piece of rag, weed strips, grasses, mud
Nest Liningfine grass blades
Nest Settingsteel railroad bridge spanning a road
Nest NotesUnder a tie and within a foot of a track rail. There was another Robin's nest 6 feet distant in a similar site on the bridge. Large, compact, well made. There was a Robin nest on 5/5/24 in this same site (209/4).
HeaderOological Collection of Richard F. Miller, Philadelphia, Pa.
Further Details761 | 212
✦ Anecdote
This nest was built on an active railroad bridge just one foot from the track rail, an extremely unusual and dangerous nesting location that demonstrates remarkable adaptability to urban infrastructure.