Statement of the quantity of kitchen vegetables he was able to raise by using netting to prevent the sparrows from doing serious damage.
Affirmative: … 'that to reduce the number of caterpillars on a few thousand shade trees in deference to the weak nerves of over-nice individuals, we had opened a perfect Pandora's box, and let fly through the land destruction to the grain crops of the country to the value of millions nnually.'
'I am fearful lest they do much towards driving away from our cities our best and sweetest song-birds. … It is high time for us to declare war against the foreign intruders.'
Pugnacity of the species, which is stated to have driven away the song sparrows from the Smithsonian Grounds in Washington. Witness of the attack of sparrows upon a snowbird.
Statement that the birds are not as beneficial as they had been supposed to be, and their injurious reaction on native species.