Professor Henslow kept in confinement some harvest mice (Mus messorius) which do not possess a structurally prehensive tail; but he frequently observed that they curled their tails round the branches of a bush placed in the cage, and thus aided themselves in climbing.
Henslow irakasleak hesipean eduki zituen egituraz buztan oratzailerik ez duten zenbait uztasagu (Mus messorius); baina sarri oharteman zuen kaiolan jarririko zuhaiska baten adarretan kiribilatzen zituztela beren buztanak, horrela igoteko laguntza hartuz.