6574
Different patterns may emerge in studies of species where investment in mating and paternal care overlap temporally , for instance in non - seasonal breeders in which males mate with multiple females sequentially and may simultaneously have multiple offspring of different ages .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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