| In nature, it is quite rare for both parents to be involved in raising young, but it is very common in birds, some fish and primates including humans. Researchers therefore wanted to find out why, for some animals, parents stick together. |
Key to Successful Marriage: Partially Compensate for Your Lazy PartnerQuicklink Submitted By Douglas g No comments
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| In nature, it is quite rare for both parents to be involved in raising young, but it is very common in birds, some fish and primates including humans. Researchers therefore wanted to find out why, for some animals, parents stick together. |
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