Field Notes · Catnum 240518 · score 48 — high uncertainty
June 23 @ 3:26 pm N side road, 100 feet into pasture near east end of road (170 m E), 0.25 N NE. This is about 100 feet S NNE. This nest is completely clean nest with base lining 8 NNE. This nest is completely clean "C bar" vine. Located in trees and bush @ 35 N W in clump of 4 vegetation. Nest little cup formation mostly a base, nesting 8 feet in 5 feet (11:28-11:15 am 4 eggs). Egg measurements [24.77X17.35 SIBLEY]. 6/29 2:55 pm 2 eggs remaining and one egg gone. Nest is slightly tipped over and egg might have rolled out. However, I think I would have found them if they did roll out.
Metadata · Catnum 240518
Date28 Jun 1970
LocalityDelta, Manitoba, Canada
CollectorRothstein, Steve
Eggs in Set4
Specimen TypeE
Incubationunknown
Identificationunknown
Nest Height2.44 m (8 feet)
Nest Supportclump of 4 vegetation
Nest Materialsvine
Nest Liningbase lining
Nest Settingpasture near road, trees and bushes
Nest NotesNest described as completely clean. Originally contained 4 eggs on June 23, but by June 29 only 2 eggs remained and one was missing. Collector noted nest was slightly tipped over and speculated missing egg may have rolled out, though no fallen eggs were found nearby.
Further DetailsMA | 70-131
✦ Anecdote
This record documents the mysterious disappearance of eggs from the nest, with the collector returning to find one of the original four eggs missing and speculating about whether it rolled out due to the nest being tipped over.