Santa Claus's flying reindeer also provide assistance with pulling his sleigh. He is commonly portrayed as living at the North Pole, and laughing in a way that sounds like "ho ho ho".
A snowflake is a single ice crystal that has achieved a sufficient size, and may have amalgamated with others, then falls through the Earth's atmosphere as snow.
Snow, the solid form of water that crystallizes in the atmosphere and, falling to the Earth, covers, permanently or temporarily, about 23 percent of the Earth’s surface.
Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus.