The World in Photos This Week

French boots hit Malian soil; smog covers Beijing; and a nonchalant horse trots through a bonfire.

JANUARY 18, 2013

A female bearded tit (one of a pair) perches on a reed in Hyde Park, London, on Jan. 15. The pair was spotted for the first time last week; the species has never before been seen in inner London, and bird-watchers have flocked to the area to get a glimpse.

Dan Kitwood/Getty Images