1) Anthropologist Fosse 2) Anthropologist fossey 3) Ape lover Fossey 4) Ape researcher Fossey 5) Ape studier Fossey 6) Call to reveille 7) Drum roll for reveille 8) English girl name 9) First name in zoology 10) Fossey who studied apes 11) Fossey who studied gorillas 12) Gorilla expert fossey 13) Gorilla Fund founder Fossey Found on https://www.crosswordclues.com/clue/dian