Two men walk past cows in Minkaman, South Sudan on Jan. 13.
A visitor feeds a snowball to a giant panda at a zoo in Kunming, China on Jan. 13.
An ostrich strays into the empty streets of Bentiu, South Sudan on Jan. 12.
A squirrel holding a nut sits on a branch in Sottrum, Germany on Jan. 12.
A pet rabbit and a tortoise race in a competition in Sanmenxia in China's Henan province on Jan. 12. Cats and dogs faced off against a menagerie including a rooster and a yellow duck in a race to the finish line on snowy slopes.
An Indian worker holds two lion cubs at Patna Zoo in India on Jan. 10.
A koala named Vobara sits on a scale at the zoo in Duisburg, Germany during the zoo's annual inventory on Jan. 10.
A tree kingfisher perches on a branch in Tel Aviv, Israel on Jan. 10.
Chimmi the Dalmatian looks at his own reflection before a pedigree dog exhibition in Nuremberg, Germany. More than 3,500 dogs competed during the show on Jan. 11 and 12.
A Barbary macaque sits on a wooden railing on Jan. 8 at the Affenberg animal park in Salem, Germany.
A bear eats frozen fruits to cool off in Rio de Janeiro's Zoo on Jan. 8.
A bee sits on a flower in the Palm Garden in Frankfurt, Germany on Jan. 8.