Bengal tiger

src: upload.wikimedia.org The Bengal tiger ( Panthera tigris tigris ) is the most numerous tiger subspecies in Asia, and was...

Menstruation

src: st3.depositphotos.com Menstruation , also known as a period or monthly , is the regular discharge of blood and mucosal tissue (k...

Martin Luther King Jr. Day

src: latenightparents.com Martin Luther King Jr. Day (officially Birthday of Martin Luther King Jr. ) is an American federal holiday ma...