Ecology. Biologists find new species of African monkey.
Beckman
Mary
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D000531:Altitude; D000818:Animals; D044822:Biodiversity; D005075:Biological Evolution; D016664:Cercocebus / Q000033:anatomy & histology / Q000145:classification*; D003247:Conservation of Natural Resources; D004777:Environment; D011156:Population Density; D013636:Tanzania; D014197:Trees; D014828:Vocalization, Animal