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The robosquirrel research project , in which robosquirrel is used and developed , has four aims : ( 1 ) to establish collaborations between ecologists and engineers to develop next generation robotic technology for studying predator-prey communication behavior , ( 2 ) to increase minority participation in science , ( 3 ) to develop public outreach , and ( 4 ) to support undergraduate and graduate education in biology and engineering .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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