© Carli Davidson

A portrait of Mane, a Dogue de Bordeaux. The disproportionately large head of this breed makes it an ideal candidate for Carli Davidson’s series “Shake,” an exploration of the unique shapes and textures created when dogs shake their heads. More images from Davidson’s series can be seen in the PDN Faces 2011 online gallery.

© Mark Zibert

Terry Gilliam displays the understated British humour that he was renown for as part of Monty Python. More portraits of Gilliam by Mark Zibert can be seen in the winners gallery of the 2010 Faces portrait photography contest. The 2011 Contest is currently open for entries until May 10, but enter today to avoid late fees. A People’s Choice winner will also be selected.

© Karen Morgan

According to photographer Karen Morgan, this groundhog knows how to drive a small, motorized car and raise a flag up a pole. He also enjoys snacking on biscotti. But can he predict the weather too?

This image was included in the winners gallery of the 2010 Faces portrait photography contest. The 2011 Contest is currently open for entries until May 10, but enter today to avoid late fees. A People’s Choice winner will also be selected.

© Jim Wright / Men’s Journal

A perturbed Bruce Willis, star of the Die Hard films, photographed by Jim Wright for Men’s Journal. More images from Wright’s series can be seen in the PDN Faces 2010 online gallery.

© Kevin Scanlon

Pee-wee Herman (actor Paul Reubens) is taken aback as Kevin Scanlon catches him off-guard. More images from Scalon’s series can be seen in the PDN Faces 2010 online gallery.