. Animal life as affected by the natural conditions of existence. Animal ecology. EFFECTS OF EEDUCTION OF HEAT. m animal functions. Eossbach proved that the rhythmical con- tractions of the contractile vesicle in Infusoria are very remark- ably affected by a low temperature. He found by very carefully conducted experiments (fig. 27) that the pulsations of these vesicles were generally carried on most regularly and rapidly in a tempe- rature varying between 15° and 25° centigrade. But the lower-. Please note that these images are extracted from scanned page images that may have been digitally e
. Animal life as affected by the natural conditions of existence. Animal ecology. EFFECTS OF EEDUCTION OF HEAT. m animal functions. Eossbach proved that the rhythmical con- tractions of the contractile vesicle in Infusoria are very remark- ably affected by a low temperature. He found by very carefully conducted experiments (fig. 27) that the pulsations of these vesicles were generally carried on most regularly and rapidly in a tempe- rature varying between 15° and 25° centigrade. But the lower-. 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 Semper, C. (Carl), 1832-1893. New York, D. Appleton
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