16 



HOME STUDIES IN NATURE. 



enemy made his appearance, seeming to know that he 

 would be quickly routed, and no place could he hide 

 but the keen eyes of the birds would ferret him out. 



Four years ago I commenced this warfare on the cats, 

 when comparatively few birds nested here. This sum- 

 mer twenty-seven birds have built about the grounds, 

 several of them in close proximity to the house. 



MtSfo. 





THE TIREO. 



The lovely warbling vireo (Vireo gilvus) fastens its 

 neat pensile nest low down on the ends of the twigs, 



