Thurber junco (Oregon snow bird) on nest covering young.

Three young verdins on Irene Finley’s hand. Adult bird on limb beside nest reaching down to feed young.

Pyrrhuloxia sitting on nest. Image note: side view, large size.

Two young phainopepla birds in nest.

Two young phainopepla birds in nest.

Desert sparrow nest and three eggs in sage brush.

Vermilion flycatcher nest and three eggs on limb of a mesquite tree. Image note: upright plate.

California house (linnet) finch nest with three eggs in a cholla cactus.

Palmer thrasher leaving nest in cholla cactus.

Lucy warbler nest and three eggs in bark of a mesquite tree.