ICE AGE 2 ALONSO CABALLERO

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Ice age : 

Ice age W. HISTORY Alonso Caballero 6to “María Reiche”

WHAT EFFECTS PRODUCED THE ICE AGE ? : 

WHAT EFFECTS PRODUCED THE ICE AGE ? THE WATER FREEZ IN OCEANS AND RIVERS FORMED ICE BRIDGES WHERE THE MAN AND SOME ANIMALS MIGRATED TO OTHER CONTINENTS AND POPULATE THE EARTH. THE BIGER AND VIOLENT MODIFICATION OF THE FLORA AND THE FAUNA. GREAT PART OF THE MAMMALS AND FISH ARE EXTINGUISHED. THE ECOSYSTEM IS AFFECTED. THE FEEDING AS MUCH OF THE PRIMITIVE MAN AS OF THE ANIMALS IS VERY LITTLE. THE ORGANISM OF PRIMITIVE MEN SUFFERED ADAPTATIONS, BEING MORE RESISTANT IN ORDER TO SUPPORT THE COLD , FOR EXAMPLE: LONG AND WIDE NOSE FOR MAKE WARM THE FROZEN AIR. THE COMPETITION BETWEEN THE GROUPS OF PRIMITIVE MEN ACCENTUATE THEMSELVES TO THE DIFFICULTIES OF SURVIVAL.

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Wikipedia/pleistoceno Yahoo/ Historia Universal

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