tufted gray langur semnopithecus priam also known madras gray and coromandel sacred langur, old world mainly a leaf-eating monkey

world wilpattu wildlife tufted tropical troop travel sri lanka species south sitting semnopithecus sacred road rice primates primate priam park nature national monkeys monkey mammals mammal madras leaf langur jungle island india hairy grey green gray fury forest field face endemic dry coromandel ceylon bush brown black asia animal old leaf-eating found southeast feeds