Field Notes · Catnum 240538 · score 18 — high uncertainty
June 20-04 7 PM, 1/2 up in willow. 4 eggs CB on nest 1 bro of Williams nor schoolhouse. Nest is 17 ESE/NE. 6/21-04 9:07 AM 4 eggs CB on nest 4 embryo present. 6/22 11:06 AM 03 eggs warm (C) gone CB on nest 7. 6/27 3:30 PM some eggs pipped sound and cracked other eggs not pipped.
Metadata · Catnum 240538
Date21 Jun 1970
LocalityDelta, Manitoba, Canada
CollectorRothstein, Steve
Eggs in Set4
Specimen TypeE
Incubationadvanced
Identificationbird on nest
Nest Supportwillow
Nest NotesLocated 1/2 up in willow, 1 brother of Williams nor schoolhouse. Nest is 17 ESE/NE. Observations over multiple days show incubation progress from 4 eggs with embryos present to eggs beginning to pip.
HeaderFNA
Further DetailsCatbird | 70-82