Page:The Passenger Pigeon - Mershon.djvu/77



Rh been killed or are missing. These birds are long-lived, having been known to live twenty-five years caged. When food is abundant they nest each month in the year.

Their principal food is the mast of the forest, except when curd is being secreted in their crops, at which time they denude the country of snails and worms for miles around the nesting grounds. Because they nest in such immense bodies, they are frequently compelled to fly from fifty to one hundred miles for food.

During my early life I learned that these birds in spring and fall were seen in their migrations from the Atlantic to the Mississippi River. This knowledge, together with my personal observation of their countless numbers, led me to believe they were almost as inexhaustible as the great ocean itself. Of course I had witnessed the passing away of the deer, buffalo, and elk, but I looked upon them as local in their habits, while these birds spanned the continent, frequently nesting beyond the reach of cruel man.

Between 1840 and 1880 I visited in the States of Ohio, Indiana, and Michigan many brooding places that were from twenty to thirty miles long and from three to four miles wide, every tree in its limits being spotted with nests. Yet, notwithstanding their countless numbers, great endurance, and long life, they have almost entirely disappeared from our forests. We strain our eyes in spring and autumn in vain to catch a glimpse of