The New Encyclopaedia Britannica: Macropaedia: knowledge in depth. 19 vEncyclopaedia Britannica, Incorporated, 1981 - Encyclopedias and dictionaries |
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Page 73
F common musk turtle Sternotherus odoratus C matamata Chelys soft - shell turtle Trionyx snapping turtle Chelydra ... turtles themselves . In experimental situations they learn to choose among these colours and among various complex ...
F common musk turtle Sternotherus odoratus C matamata Chelys soft - shell turtle Trionyx snapping turtle Chelydra ... turtles themselves . In experimental situations they learn to choose among these colours and among various complex ...
Page 75
... turtles to lie quietly submerged for hours or even days . The vertebral column , with very little to support , under- went drastic modification . The trend in turtles , in con- trast to that in most other reptiles , has been to reduce ...
... turtles to lie quietly submerged for hours or even days . The vertebral column , with very little to support , under- went drastic modification . The trend in turtles , in con- trast to that in most other reptiles , has been to reduce ...
Page 76
... turtles . Plastron often reduced and in some , singly or doubly hinged . Some exude a disagreeable odour when handled . Pliocene to Recent . Aquat- ic . Widespread in New World temperate and tropical regions . 21 living species , adult ...
... turtles . Plastron often reduced and in some , singly or doubly hinged . Some exude a disagreeable odour when handled . Pliocene to Recent . Aquat- ic . Widespread in New World temperate and tropical regions . 21 living species , adult ...
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acid activity administration ammonia army atomic orbitals became benzene bonds Buddhist called carbon atoms cells central centre Ceylon Ch'in Chaetognatha Charadriiformes Charles Chaucer chemical bond chemical reactions chemistry chemoreception Chess Chicago children's literature Chile China Chinese chloride Chou common complex compounds covalent covalent bonds cultural disease drugs dynasty early economic electrons elements emperor energy example fluorine groups hydrogen important increased industry insects involved ions isotopes king known land large number Lo-yang major mass materials ment metal methods molecular molecules nitrogen northern nuclei occur officials orbitals organic oxide oxygen party percent period political population provinces quartets reactants receptors region reign result river separation Shang shell Sinhalese social sodium sodium chloride solution southern species structure substances sulfonamide sulfur sulfuric acid Szechwan T'ang Taoist temperature tion Tsung turtles Yangtze