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.

Lucy warbler nest in bark of a mesquite tree. No eggs showing.

Palmer thrasher just leaving nest in cholla cactus. Image note: shadow on body.