. Comparative physiology of the brain and comparative psychology. Brain; Psychology, Comparative. So COMPARATIVE PHYSIOLOGY OF THE BRAIN If a wad of paper soaked in sea-water be placed on the mouth of one of these Actinians it is refused, while a piece of crab-meat, which to us does not differ in taste from the wad of paper, is usually accepted with- out delay. I tied one end of a short thread around a. FIG. ii. CONTINUATION OF THE EXPERIMENT IN FIG. 10. paper wad and the other end around a piece of meat, and threw both on the outstretched tentacles of a starved Actinian. The tentacles that ca
. Comparative physiology of the brain and comparative psychology. Brain; Psychology, Comparative. So COMPARATIVE PHYSIOLOGY OF THE BRAIN If a wad of paper soaked in sea-water be placed on the mouth of one of these Actinians it is refused, while a piece of crab-meat, which to us does not differ in taste from the wad of paper, is usually accepted with- out delay. I tied one end of a short thread around a. FIG. ii. CONTINUATION OF THE EXPERIMENT IN FIG. 10. paper wad and the other end around a piece of meat, and threw both on the outstretched tentacles of a starved Actinian. The tentacles that came in contact with the meat (a, Fig. 10) reacted at once by bend- ing in such a way as to bring the meat to the mouth, while the tentacles that were in contact with the pa- per did not react. I withdrew the thread and placed it on the oral disc in such a way that the paper rested on the tentacles where the meat had rested before, and vice versa. The meat was then drawn into the mouth and the string with it, but the paper remained outside the oral opening (Fig. 11). During the next twenty-four hours no change took place ; later on, the thread was ejected without the meat. The latter was. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Loeb, Jacques, 1859-1924. New York, G. P. Putman's Sons; [etc. , etc. ]
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