Male poison frogs become cannibals after taking over territories - FaunaClassifieds
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Old 02-28-2017, 06:50 PM   #1
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Male poison frogs become cannibals after taking over territories

Systematic 'infanticide' of unrelated young occurs in several animal species. For carnivores and primates, infanticidal actions are mainly sexually motivated. A study has shown for the first time that also male poison frogs selectively eat other males' offspring -- after having taken over their rivals' territories. They were thus able to demonstrate that even simple decision rules can mediate a complex behavioral pattern such as parental care.



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