252 TROPICAL WIM) LIFK IX BRITISH GUIANA 



Secondaries all new, lull-grown, except from the 8th 

 inward which were still growing. 



RECTKICES 



Left r, i [i 2 \ 12 3 1. :, Right 



Old New New N'ew New Now New Old New Old 



full- sheath full- ]-'.i 1-3 full- full- 



grown grown grown grown grown grown 



I'^ornnda of tail molt: ^ i o .- 



4 



2- 



C03IPARATIVE MEASUREINIENTS 



Middle 

 Weight Length Bill Wing Tail Tarsus Toe and Claw 



5 day chick 78 grams 17G 14 23 — 32.5 32.5 



60 day chick 1 lb. 266 22 107 15 52 46 



Adult 2 lbs. 540 40 270 115 122 95 



