Mule deer moms rescue other fawns
... explanations that parental care, kin selection or reciprocity play a part in the defence of fawns other than their own. But while the study's findings seem to point to mule deer as superior mothers, the motivation for looking out for other fawns is likely based not on altruism but on simple survival, said Lingl......uism, scientists had found evidence only of direct reciprocity (if you help me, Ill help you) in non-human animals in previous studies. Direct reciprocity is intuitively appealing, yet requires that animals interact repeatedly with the same individuals an...