WINTER BUTTERFLIES IN BOLINAS 



ranges of the Rockies. 

 On the meadows of these 

 mountains a pale green cater- 

 pillar,ornamented with glossy 

 black bands, feeds on the 

 leaves of the milkweed plant. 

 This caterpillar forms a chrys- 

 alis about an inch long, green 

 spotted with gold. The Mon- 

 arch butterfly emerges from 

 this chrysalis, unfurls its 

 wings, draws its sustenance 

 from the milkweed blossoms, 

 lays its eggs and lives happily 

 in the high altitudes till the 



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