Western lowland gorilla (Gorilla gorilla gorilla), standing upright, with stick, drumming on the chest, captive.

1 ANIMAL • ANIMAL BEHAVIOR • ANIMAL BEHAVIOUR • ANIMAL • ANIMALS IN THE WILD • ANIMALS • APE • APES • BEHAVIOR • BEHAVIOUR • BREAST • BREASTS • CAPTIVE ANIMAL • CAPTIVE ANIMALS • CATARRHINE • CATARRHINES • DAY • DAYLIGHT • DAYTIME • DRUM • DRUMMING • DRUMS • ENDANGERED ANIMAL • ENDANGERED ANIMALS • ENDANGERED SPECIE • ENDANGERED SPECIES • ERECT • ERECTED • EXTERIOR VIEW • EXTERIOR VIEWS • FAUNA • FRONT VIEW • FRONT VIEWS • FRONT • FRONTAL • FULL BODY LENGTH • FULL BODY LENGTHS • FULL BODY • FULL LENGTH • GORILLA • GORILLAS • GREAT APE • HABITAT • HAND • HANDS • HOMINID • HOMINIDS • LOWLAND GORILLA • MAMMAL • MAMMALIA • MAMMALIAN • MAMMALS • MONKEY • MOVE • MOVEMENT • MOVEMENTS • MOVES • MOVING • NATURAL ENVIRONMENT • NATURAL ENVIRONMENTS • NATURAL HABITAT • NATURAL LANDMARK • NATURE • NO ONE • NO PEOPLE • NO-ONE • NOBODY • ONE ANIMAL • OUT • OUTSIDE VIEW • PHOTOGRAPHY OF ANIMALS • PRIMATE • PRIMATES • SIMIAN • SINGLE ANIMAL • STAND • STANDING • STANDS • STICK • STICKS • THREATENED SPECIES • UPRIGHT • UPSTANDING • VIEW FROM THE FRONT • WESTERN LOWLAND GORILLA • WESTERN LOWLAND GORILLAS • WHOLE BODY • WHOLE-BODY • WILD ANIMAL • WILD ANIMALS • WILDLIFE PHOTOGRAPH; PHOTOGRAPH OF ANIMALS • WILDLIFE PHOTOGRAPHY • WILDLIFE • WITHOUT PEOPLE • ZOO ANIMAL • ZOO ANIMALS