I have often noticed many tips of evergreen tree branches lying on the ground:
Who is doing this? My first thought was that squirrels do this to sharpen and clean their teeth:
Today I watched as a squirrel did this. After clipping many branch tips, the squirrel raced to the ground and harvested the buds at the tip of each branch. This is much simpler than doing it high in the tree.
The Sunnybrook playing field area is very large and is surrounded by forest:
Black are my steps on silver sod;
Thick blows my frosty breath abroad;
And tree and house, and hill and lake,
Are frosted like a wedding cake. – Robert Louis Stevenson (1850–94)