Palmer thrasher nest and three eggs in a cholla cactus.

Dallas Lore Sharp reaching to grab a nesting murre. A chick is visible underneath adult bird.

Dallas Lore Sharp reaching to grab a nesting murre. A chick is visible underneath adult bird.

Dallas Lore Sharp reaching to grab a nesting murre. A chick is visible underneath adult bird.

A sage thrasher nest with three eggs.

A western grebe nest and three eggs. A dead bird is lying near the nest.

A western grebe nest and three eggs. A dead bird is lying near the nest.

A sora rail nest and eggs. Image note: copy negative of an image taken by Dr. Kellogg.

Ruffed grouse chicks and eggs in nest. Image note: chicks blurred, not very good.

Ruffed grouse nest showing egg shells after eggs had hatched. Image note: large size.