Linton Zoo in Cambridgeshire has been welcoming photographers for behind the scenes photo-shoots.
40 photos which were taken during the events have been entered into a photography competition.
The zoo says the standard of entries was outstanding. The winning shot of Zuri the lion was taken by Ellis Hall of Cambridge.
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Wintry showers will continue to affect East Anglia on Sunday, elsewhere it should be largely dry. Some sunny intervals are likely.
The wintry weather is continuing across the Anglia region with sleet and snow in many areas. Here is a selection of pictures from viewers.
Cold with further wintry showers which may merge into longer periods of snow after midnight.