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Cephalopod intelligence is challenging established evolutionary rules by proving that social behavior is not a prerequisite for brain growth.
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Researchers have identified ancient feeding-related neuropeptides that regulate alloparenting behaviors in ant colonies.
Recent research reveals striking parallels between human and great ape laughter, suggesting deep evolutionary roots in vocal expression.
New genomic research reveals that cockroaches carry thousands of pieces of bacterial DNA integrated into their own genomes over millions of years.