Range. - Northern Hemisphere, breeding in America from northern United States northward, and wintering south to Panama and the West Indies.

Contrasting with the preceding Fish Ducks, the Mallards are regarded as one of the most esteemed table birds. They feed on mollusks and marine insects which they generally reach by tipping in shallow water. They nest in many localities in the United States but more abundantly north of our borders. They nest in fields in close proximity to ponds or lakes, placing their nests of grasses and feathers in the tall grass. In May and June they lay from six to ten eggs of a buffy or olive color. Size 2.25 x 1.25. Data. - San Diego, California, May 19, 1897. Nest made of grass, lined with down, placed on the edge of a field near a pond.

Hooded Merganser Mallard

Hooded Merganser. Mallard.

132 Mallard Anas Platyrhynchos 237Lake Winnipegosis, June 16, 1902 Waller Raine. NEST AND EGGS OF AMERICAN MERGANSER

Lake Winnipegosis, June 16, 1902 Waller Raine. NEST AND EGGS OF AMERICAN MERGANSER.

This species usually nest in holes in trees, but on this island they were nesting in holes under boulders.