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Every year gray whales migrate from the Bering Sea in Alaska to the Baja Peninsula in Mexico. Eleve...

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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.  
Twice as many.  Three times as many.  Half as many.  About the same.  
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.  
Pneumonia.  Brain infection.  Over-population.  Over-eatin  
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  
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.  
Pneumonia.  Brain infection.  Over-population.  Over-eating.  
Pneumonia.  Brain infection.  Over-population.  Over-eating.  
Twice as many.  Three times as many.  Half as many.  About the same.  
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  
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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