articulation bird white cob house joint mere pond spring swan swim water wave african Afrikaans alert animal animals aware beware burrowers carnivore colonies curved claws desert fur insectivores insectivorous Look looking lookout mammal mangoest meerkat meerkats mongoose observant observation observer observers search searching social stokstaart stokstaartje striped stripes suricata suricatta suricate upright watch watchers watching wildlife zoo