bornean bristlehead pityriasis gymnocephala also bristled shrike, bald-headed crow or wood-shrike, enigmatic and vulnerable red

woodshrike wildlife vulnerable tropical tree spring south shrike red rainforest primeval plant pityriasis perched park ornithologist orange nature natural native national mountain malaysia jungle island gymnocephala green forest feather environment endemic crow colorful color canopy bristlehead bristled borneo bornean black birdwatching birds birding bird bill beautiful beak baldheaded background asia