Pheidole metallescens, minor and major workers. Major workers of some species of Pheidole are repletes, storing large amounts of liquid food in their social stomachs.

Gainesville, Florida, USA
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system.  Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.  

Captive colony at the California Academy of Sciences
A Leptomyrmex darlingtoni spider ant climbs a small bush with a larva after the photographer has disturbed her nest.  The greatly distended gaster indicates that this ant is a replete who functions within the nest as a living storage chamber for liquids. 

Mungkan Kandju National Park, Queensland, Australia
A Leptomyrmex darlingtoni spider ant climbs a small bush with a larva after the photographer has disturbed her nest.  The greatly distended gaster indicates that this ant is a replete who functions within the nest as a living storage chamber for liquids. 

Mungkan Kandju National Park, Queensland, Australia
Leptomyrmex burwelli is one of the smallest Leptomyrmex. species. This individual is a replete, her abdomen swollen with liquid food reserves.

Brisbane, Queensland, Australia
Deep inside a nest of Prenolepis imparis, young worker ants are swollen with liquid food.  These replete ants act as living storage containers and allow the colonies to persist through dearth periods.

Huachuca Mountains, Arizona, USA
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system.  Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.  

Captive colony at the California Academy of Sciences
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system.  Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.  

Captive colony at the California Academy of Sciences
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system.  Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.  

Captive colony at the California Academy of Sciences
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system. Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.

Captive colony at the California Academy of Sciences
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system.  Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.  

Captive colony at the California Academy of Sciences
Myrmecocystus mexicanus. Honeypot ants have an unusual food storage system. Some members of each colony act as living receptacles known as "repletes", these ants become engorged with food and hang from the ceilings of chambers deep underground.

Captive colony at the California Academy of Sciences
See photo in original gallery.
all images and text © Alex Wild 2001-2013