Deep Look

What Actually Makes Water Roll Off a Duck's Back? (2020x14)

Ημερομηνία προβολής: Αυγ 18, 2020

Ducks and geese spend *a lot* of time preening their all-weather feathers. This obsessive grooming – and a little styling wax from a hidden spot on their back side – maintains the microscopic feather structure that keeps them warm and dry in frigid waters.