She walks across the ice to reach the water, strutting her stuff with only a few slight slides as her claws slip on the frozen surface.
The cold is penetrating despite the weak winter sunlight. The birds feet are not Feathered, she must have antifreeze in her blood. Bigger birds like ducks can force their way through but she can stand on it, weight spread by big toes.
She can reach the grain and bread I threw that landed on the ice, even though its only millimetres thick.
Living through winter must be tough. Birds are not being fed enough because people have been told not to feed them bread but people are not feeding the birds grain or duck food.
Life survives although cold kills, with care the balance is maintained.