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adult polar bear comparison table
Subject have breeding season have average number of babies give birth to excavate stay underwater for reach sexual maturity by is a kind of weigh eat give birth in have gestation period swim at have length breed has part run at suckle have height moult during
polar bear      bear       liver that is poisonous to humans because of excess concentration of vitamin A    
adult polar bearApril and May   2 minutes5 -7 yearspolar bear seals, walrus, carrion, fish, mussels, crabs, starfish, eggs, grass, mushrooms, berries, lemmings, humans  6.4 km per hour  very small ears40 km per hour  May to August
adult female polar bearApril and May2live babiesden in snowbank in late autumn2 minutes5 -7 yearsfemale mammal seals, walrus, carrion, fish, mussels, crabs, starfish, eggs, grass, mushrooms, berries, lemmings, humansher den228-254 days6.4 km per hour every second year 40 km per hourbabies May to August
adult male polar bearApril and May   2 minutes5 -7 yearsmale mammal420-700 kgseals, walrus, carrion, fish, mussels, crabs, starfish, eggs, grass, mushrooms, berries, lemmings, humans  6.4 km per hour2-3 metres  40 km per hour 120 cm at the shoulderMay to August

Next polar bearpolar bear cub    Uppolar bear