two white browed robin chats, cossypha heuglini, in south africa, are perched on a tree branch

african wildlife avifauna cossypha heuglini bush animal behavior avian beak beautiful biodiversity bird lovers species birding enthusiasts birds birdwatching branches chirping colorful conservation ecosystem environment fauna feathers forest habitat natural nature reserve ornithology outdoors perched plumage robin chats singing sitting small songbirds south africa tree branch two white browed chat wild wilderness winged creatures zoology