Formica obscuripes nestmate workers engaging in trophallaxis, or the social sharing of liquid food. Wisconsin, USA

Formica obscuripesFormicinaeformicidaeantsantinsectsinsectbugsbiologysciencenaturesocial insectstrophallaxisants feedingants kissingeusocialityfood sharingaltruismentomologyanimal behaviorthatch mound antsworker antsHymenopteratwo antswhitekiss