insect eaters to their s summer nome on the a prepared co 
for them. 
| Trees, shrubs, and vines give oad invitations to 
- possible bird tenants to look ‘over the premises, and if a fit 
- bird house is in sight, and food and water can be found hear, 
no questions are asked about the price of rent, but the new 
| family moves in. Each variety of birds, however, has its 
own notions about the house it will choose, and the following ee 
table, adapted for the West, from Farmers’ Bulletin No. 609 | 
of the Department of Agriculture gives dimensions that 
seem best suited to their fancy. 
| Height Floor Depth paces Dia. 
above, Gf... of above Of. 
ground cavity cavity floor entrance © 
feet 40.) a 
Western, or Calif- - a 
ornia Bluebird... 5to10 5x5 8 b. 
Mountain Bluebird 5to10 5x5 8 £6. De 
Western Robin... 61015 6x5 8 (1). tts : 
Chickadee 2. 6 to 1b 454. Stoll & | 14 
White-breasted eg ae oe 
Nuthatch _.....12t020 4x4 8tol0 8 © 114, 
Pacific House Wren 6to20 4x4 6to 8 1to6 % 
Northern Violet- ee a. a 
green Swallow.....10to15 5x5 
| fe “1466 Ua 
Tree Swallow -..... 101015 435. 6 Lta6 Ue 
Barn Swallow... 8to12 Gx6 96 =. (1) = th) 
Western & Purple | oe 
Martin._......1000 20 8x0 6) | 1 21 
Song Sparrow .......- lie 8 6x6. & (2) Ae) 
| Piekor 220 61020 7x7 16to18 16 > By 
Seattle Wren........... fe 6to10 4x4 6to 3 4 106 4 
Birds have been taught by much experience to be atria 
oO traps, so careful selection of the right kind of box 
- material, with colors that are like those that nature has 
13 
