Main Species
Williamson's Sapsucker
Male
Large sapsucker. Males are mostly black above with vertical white wing patches and 2 white stripes on the face. Note small red throat patch and yellow belly (not visible in photo).
© Chris Wood | Macaulay LibraryColorado, July 02, 2011Female
Females have fine horizontal black-and-white barring on the back and a brown head. Females also have a black breast patch (not visible in the photo).
© Andrew Spencer | Macaulay LibraryColorado, May 24, 2016Adult male
Excavates holes in trees, often those with a fungal infection, which makes excavating the hole easier. Males and females feed the nestlings and carry away fecal matter from the nest.
© Timothy Barksdale | Macaulay LibraryMontana, June 01, 2001Juvenile female
Juvenile females look like adult females but are paler overall and lack the black breast patch.
© Brian Sullivan | Macaulay LibraryCalifornia, August 10, 2015Male
Large sapsucker. Black above with vertical white wing patches, 2 white stripes on the face, and a red throat patch. The lower belly is yellow.
© Chris Wood | Macaulay LibraryColorado, July 02, 2011Juvenile female
Juvenile females look similar to adult females but paler overall and lacks the black breast mark and juvenile males look like adult males but lack the red throat.
© Brian Sullivan | Macaulay LibraryCalifornia, August 10, 2015