Martin, Purple 127 
Meadowlark 117-118 
Melanerpes erythrocephalus .......... 123-124 
Melospiza melodia melodia ees sf 
Migration 23-28, 129 
general 23-26, 129 
summary 26 
of sexes and individuals.......... 26-28, 129 
summary 28 
Molothrus ater ater 117 
Molt 113, 144 
Nest, building 71-73, 138, V, VI, VII 
aning 98, 141 
construction, and pavings 
leaving 112-113, 144 
structure, seasonal variation in 73-76, 138 
Nesting 58-113, 136-140 
58-60, 136 
season 
site, ecology, in relation to other breeding bir 
113-122, 144 
territories 50-55, 134-135 
49, 50, 134 
feeding in relation to 55, 135 
sets in subsequent nestings. 52-54, 134-135 
Ithae 50-52, 51, 53, 54, et: 
sum 
Nestings, hypothetical.1910.1917 ‘i 
1916-1927 67 
mortality tables 110, 111 
Nestlings XXIII-XXVIII, gar 
loss 
ri Meee "96.97, 140 
growth 99-105, 101, 104, 106, 108, 109 
Nest i 62-68, 136-137, [X-XVI 
ests, Sue 68-71, 137-138 
es of suecessive aan a ae 
June VII-XX 
locations ; 70, 72, 74 
Mareh VII-VIIiI 
and April, weather controls he gw 
explanations 6 79 ss 
materials 
May 
pavings a 
