File:Cold-blooded vertebrates- part I. Fishes (1930) (20474548570).jpg

Title: Cold-blooded vertebrates: part I. Fishes
Identifier: coldbloodedverte08hild (find matches)
Year: 1930 (1930s)
Authors: Hildebrand, Samuel F. (Samuel Frederick), 1883-1949; Gilmore, Charles Whitney, 1874-; Cochran, Doris M. (Doris Mable), 1898-1968
Subjects: Fishes; Amphibians; Reptiles
Publisher: (New York, Smithsonian institution series, inc. )
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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REPTILES turtles, especially those living in temperate zones, go for weeks without food, and that during their winter hiberna- tion the digestive and respiratory functions are practically suspended. If the huge reptiles of ages long past were similar in temperament, then they required much less food
Text Appearing After Image:
Fig. 65. Sketch restoration of Brachiosaurus, largest American dinosaur. After W. D. Matthew than their colossal size would lead us to think. This as- sumption, however, is entirely speculative, since we have no means of determining whether the extinct reptiles resembled those of today in their constitution and habits. As measured by bulk (as distinguished from length), Diplodocus^ with all its immensity, did not reach the peak of the dinosaur group. Fragmentary skeletons of other forms indicate the existence of sauropods of still greater bulk; though up to the present time no specimen has been examined which, by actual measurement, exceeds Diplodo- cus in length. From time to time accounts appear of the discovery of a dinosaur more than a hundred feet long—a (228 1

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