Mallard - Chick - Sunnyvale, CA, USA
Mallard chick - Sunnyvale, CA, USA
Mallard - Female - Sunnyvale, CA, USA
Mallard (female portrait) - Sunnyvale, CA, USA
Mallard - Male - Bedwell Bayfront Park, Menlo Park, CA, USA
Mallard - Male - Palo Alto Duck Pond, Palo Alto, CA, USA
Female Mallard in flight - Palo Alto, CA, USA
Mallard - Female - Alviso, CA, USA
Mallard - Male - Bird Haven Ranch, Butte City, CA, USA
Mallard - Male - Radio Road Ponds, Redwood City, CA, USA
Mallard hen preening - Radio Road, Redwood City, CA, USA
Mallard drake - Radio Road, Redwood City, CA, USA
Mallard - Male - Shoreline Park, Mountain View, CA, USA
Mallard female with chicks - Sunnyvale, CA, USA
Mallard chick - Redwood Shores, CA, USA
- Mountain View, CA, USA
Mallard - AZ, USA
Mallard Hybrid - Mountain View, CA, USA
