Communication - Alex Wild Photography
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Alarm posture in a Crematogaster emeryana acrobat ant, gaster held high and sting extruded.  Crematogaster ants do not actually use their stinger to sting; rather, the organ is instead employed as a brush to broadcast volatile chemical signals to nestmates and to smear defensive chemicals on attackers.

Chiricahua Mountains, Arizona, USA

Alarm posture in a Crematogaster emeryana acrobat ant, gaster held high and sting extruded. Crematogaster ants do not actually use their stinger to sting; rather, the organ is instead employed as a brush to broadcast volatile chemical signals to nestmates and to smear defensive chemicals on attackers. Chiricahua Mountains, Arizona, USA

Acrobat antsacrobat antCrematogasterMyrmicinaeFormicidaeHymenopteraantsantinsectsinsectworkersCrematogaster emeryanabroodlarvaestingeralert antguard antpheromoneslarvaant nest