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______ of years ago, whales lived ______ land and walked on four legs. ( )

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Millions... on  Million... in  Millions... on the  Million... on  
Pneumonia.  Brain infection.  Over-population.  Over-eatin  
Millions, on  Million, in  Millions, on the  Million, on  
the whales travel such a long distance  there are more whales than there used to be  the whale bodies are too old to study by the time they are found  the whales are endangered  
the whales travel such a long distance  there are more whales than there used to be  the whale bodies are too old to study by the time they are found  the whales are endangered  
Twice as many.  Three times as many.  Half as many.  About the same.  
the whales travel such a long distance  there are more whales than there used to be  the whale bodies are too old to study by the time they are found  the whales are endangered  
There’s not enough room for them in Alaska.  There may not be enough food for them in Alaska.  They get pushed ashore.  There are more whales to spread disease.  
El Nino  The sun  Over-population  Pressure  
Pneumonia.  Brain infection.  Over-population.  Over-eatin  
Pneumonia.  Brain infection  Over-population.  Over-eating.  
There’s not enough room for them in Alaska.  There may not be enough food for them in Alaska.  They get pushed ashore.  There are more whales to spread diseas  
Pneumonia.  Brain infection.  Over-population.  Over-eating.  
Pneumonia.  Brain infection.  Over-population.  Over-eating.  
the whales travel such a long distance  there are more whales than there used to be  the whale bodies are too old to study by the time they are found  the whales are endangered  
the whales travel such a long distance  there are more whales than there used to be  the whale bodies are too old to study by the time they are found  the whales are endangered  
Twice as many.  Three times as many.  Half as many.  About the sam  

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