From Stephanie Pappas, LiveScience Senior Writer:
Tiny nocturnal lemurs recognize their dad's cries amid the other sounds of the nighttime Madagascar forests, a new study finds. The research is the first to show that solitary animals may avoid inbreeding by keeping an ear out for familiar voices.
Previous studies have found that animals living in complex social groups have no trouble recognizing their own kin's calls, particularly the sounds of maternal relatives. Even goat mamas keep a long-term memory for their baby's calls, according to a study published earlier this year.
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