Oops, it doesn't look like 'adopt from a shelter day' is a national day..

Other days

buddy

Buddy Day

china

China Day

cursing

Cursing Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

stress awareness

Stress Awareness Day

brow

Brow Day

self care

Self Care Day

artists

Artists Day

tell a fairytale

Tell A Fairytale Day

slime

Slime Day