View of a marabou stork, leptoptilos crumeniferus with one of the wings outstretched while walking away from a small artificial pond in Singapore safari zoo, mandai reserves at daytime

stork bird marabou zoo wildlife beak conservation crumeniferus flap singapore leptoptilos fauna animal pond scavenger habitat grey enclosure large reserve mandai asia nature environment safari stand one outstretch neck bill feather park wild alone wing open southeast river african portrait artificial ugly wonder national bald spread scary black white