A polar bear swims underwater in the St-Felicien Wildlife Zoo in St-Felicien, Quebec October 31, 2011. According to Environment Canada, Canada is home to around 15,000 of the estimated 20,000 polar bears in the world. REUTERS/Mathieu Belanger


A meteor streaks though the night sky over the village of Kuklici, known for its hundreds of naturally formed stones which resemble human beings, near Kratovo, August 13, 2011. REUTERS/Ognen Teofilovski


Two-year-old chimpanzee "Do Do" bottle feeds milk to "Aorn", a 60-day-old tiger cub, at the Samut Prakan Crocodile Farm and Zoo on the outskirts of Bangkok July 30, 2011. REUTERS/Sukree Sukplang


An Asian elephant sprays sand in its enclosure at the zoo in Karlsruhe July 7, 2011. REUTERS/Alex Domanski


An Emperor Penguin stands on a beach on Kapiti coast June 20, 2011. The bird's arrival, the second ever recorded according to New Zealand's Department of Conservation, has caught the public's attention as Emperor Penguins usually live in Antarctica, more than 3,000 Km (1,864 miles) away. Picture taken June 20. REUTERS/New Zealand Government-Department of Conservation/Handout


Find more here
Reuters photos of 2011