Field Notes · Catnum 240042 · score 50 — high uncertainty
May 18 11:42 AM on second round in bowl 70°E adjacent roadway road line to some branches. Height young painting S. platform of sticks gathered. May 25 8:20 AM 0 sound (2) complete (C) in bowl CB on nest. Another (B) first barrels rear of young's farm Sunset Road SC is 15.20 E adjacent. May 28 9:10 AM 4 eggs warm cold, added a (C) 2 CB came to nest. Nest is 10 ESE large on West, this barrel clump. May 29 10:05 AM 4 eggs warm cold (C) no bruises, 2 CB came to nest. May 30 10:13 AM 4 eggs 0 goose [15] warm to warm-cold, 2 CB came to nest. 24.37 x 18.18 Sulley. May 31 11:42 AM 3 eggs + 0 warm to warm-cold no bruises, 2 CB came to nest. June 1 11:33 AM same cold to warm-cold, CB came to nest, no bruises. June 3 9:46 AM same warm to warm-cold no bruises, 2 CB nearly. June 6 8:13 AM same warm no bruises, 2 CB nearly. June 10 11:14 AM 3 holes + (0) no bruises reworked and numbered (S) CB on nest.
Metadata · Catnum 240042
Date28 May 1968
LocalityNew Haven, Connecticut, USA
CollectorRothstein, Steve
Eggs in Set4
Specimen TypeE
Incubationunknown
Identificationbird on nest
Nest Supportbranches
Nest Materialssticks
Nest Settingroadway adjacent, clump of trees
Nest NotesMultiple observation dates from May 18 to June 10, nest contained 3-4 eggs throughout period, eggs described as warm to warm-cold, no bruises observed, 2 catbirds came to nest consistently, final observation noted 3 holes suggesting hatching had begun
HeaderCowbird
Further Details240,042 | 68-231
✦ Anecdote
This record documents an unusually detailed multi-week observation period spanning nearly a month, with daily visits tracking the same nest from egg-laying through apparent hatching, including precise temperature assessments and behavioral notes.