6575
In a 9 - year data set on levels of T in male baboons , fecal concentrations of T ( fT ) were positively associated with both mate guarding ( " consortship " ) - a measure of current reproductive activity - and with the number of immature offspring a male had in his social group - a measure of past reproductive activity and an indicator of likely paternal behavior .
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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:
 None