Donald M. Jones / Burrowing Owl (Athene cunicularia) owlets at burrow with one stretching, Montana

Donald M. Jones / Burrowing Owl (Athene cunicularia) parent and owlet at burrow, Montana

Ron Bielefeld / Burrowing Owl (Athene cunicularia) juvenile, Florida

David Pattyn / Burrowing Owl (Athene cunicularia) perched on a wooden fence backlit at sunrise, Southern Pantanal, Mato Grosso do Sul State, BrazilAugust

Martha Holmes / Burrowing owl (Athene cunicularia) living in a wrecked helicopter fuselage. Florida, USA. August 2008.

Juergen Freund / Clown / Napoleon snake eel (Ophichthus bonaparti) emerging from sand, Batangas, Philippines.

Floris van Breugel / Burrowing Owl (Athene cunicularia) standing at entrance to burrow, and watching a Red-tailed Hawk circling above. Salton Sea, California, USA.

Floris van Breugel / Burrowing Owls (Athene cunicularia) breeding pair standing near the entrance to their burrow, at sunset, Salton Sea, California, USA.

Bence Mate / Two newly fledged burrowing owl chicks (Athene cunicularia) one being groomed by its mother (far left) Pantanal, Brazil. WINNER: Eric Hosking Award portfolio image 4/6 - Wildlife Photographer of the Y...

Stephen Dalton / European mole (Talpa europaea) digging on molehill, England, UK

David Tipling / Burrowing owl (Athene cunicularia) resting, Salton Sea, California, USA, April

Sebastian Kennerknecht / Burrowing Owl (Athene cunicularia) at burrow, Berkeley, San Francisco Bay, California