The Tuesday before the beginning of Lent is Mardi Gras (French for Fat Tuesday). The festival is the last night of eating rich and fatty foods before a long-lasting Lenten season.
World Spay Day is an annual event dedicated to raising awareness of the spaying (for females) and neutering (for males) as a humane and effective way to save animals' lives. It is observed on the last Tuesday in February.
Rare Disease Day is an annual observance that has been held on the last day of February since 2008. It is aimed at raising awareness for rare diseases, sometimes also referred to as orphan diseases.
February 28 is a common Teachers' Day in Arab countries. It is celebrated in eleven African and Asian countries: Oman, UAE, Bahrain, Yemen, Saudi Arabia, Jordan, Egypt, Libya, Tunisia, Algeria, and Morocco.