gorilla with sadness mood on white background

mammal animal gorilla habitat endangered strength intelligence nature conservation jungle forest africa dominant herbivore powerful omnivore zoo family aggression destruction behavior chest beating communication social biodiversity black fur eastern western lowland mountain poaching sanctuary species natural protective protectiveness trekking kingdom big herbivorous leaf-eater outdoor safari tourism wildlife watching wilderness zoology world cute primate research adaptation arboreal cross-species diet face facial expression great ape white generated background primate ape animal wildlife mammal silverback gorilla gorilla-animal