Oops, it doesn't look like 'crows day' is a national day..

Other days

girl friend

Girl Friend Day
ask out your crush

Ask Out Your Crush Day
ruby

Ruby Day
ponytail

Ponytail Day
first love

First Love Day
tulip

Tulip Day
healing

Healing Day
bow tie

Bow Tie Day
unicorn

Unicorn Day
stud

Stud Day