They are normally used to supply and support the military, but today RAF Chinooks took to the skies to ferry food to animals stranded in the snow.
The helicopters dropped their emergency supplies across rural parts of Northern Ireland hardest hit by blizzards.
ITV News reporter Marc Mallet watched the Chinooks on their mission of mercy:
The wintry conditions are now expected to last well into April with this month on track to become the coldest March since 1962.
A group of students from Wolverhampton who were stranded in extreme snow in Scotland for more than three days tell their story of survival.
Cold weather can pose a real health risk to older and disabled people, but everyone can gain from preparing their homes for the cold.