APPENDIX 



371 



4 



EGSS 



L 



1 





o 





H 









F 







4 



EGQS 







L 



i 









o 



R 







F 



4 



ESGS ^ 



1 









H 





O 





F 









4 



EGGS 



L 



1 







•H 







o 





P 







4 



NESTLINGS 

















o 











4 

 1 

 1 



NESTLINGS 

 FLYING t- 

 FLYINO I- 



1 



L 



1 





R 



H 





H 





o 



F 

 F 



o 

 o 



F 





I5MAY 20 



25 



30 JUNE 4 



14 



19 



uu 

 10 



F 



MF 



LF 



VLF 



36-1 

 34 



o °o 



o°° 

 o o 



• 

 o 



> 



o 

 o 



o° 



_.!.. ... .... 



MAXIMUM 

 TCSTIS. 



o 

 o 



o 



-I - 



oo 



f 



oo 



o 



o 

 o 



o ooooo 

 oo 



o 



ooo 



o 



o 



• 



MEDIUM 

 FAT 



ooo 



o 

 o 



oo 



o 



oo 

 o 





• 



• 





• 

 AVERAGE 



• 





• 







•• 





• 





WEIGHT 





• 





• 





• 









C;V . Jj-a 



% 



• 







•• 



• 















• 







Figure 20. — Schedule and condition of Passerella iliaca zaboria during the breeding cycle 

 at Old Crow. Schedule is estimated from date of observation, marked by large open 

 circle, allowing 3 days from laying of first egg (L) to date of beginning of incubation (I), 

 12 days to hatching (H), and 10 days to fledging (F). 



