カニモリガイ キバシリ 木走 木走り 葛 蔓 蔓草 蔦葛 蔦蔓 蟹守り貝 蟹守貝
any of various small insectivorous birds of the northern hemisphere that climb up a tree trunk supporting themselves on stiff tail feathers and their feet
かたい尾羽と足を支えにして木の幹に登る、北半球の様々な小さい食虫鳥類