Happy birthday to Mary Douglas Leakey! She was a British archaeologist whose fossil discoveries revolutionized our understanding of human evolution. . . . . . . . . . . #womeninscience #women #science #fossil #archaeologist #archaeology #earth #human #evolution #nature #discover #discovery #revolutionize #evolve #adapt #humanbeing #humanevolution #womancrush #happybirthday #hbd #otd #onthisday #birthday