 | | Rear view .of a Pogonomyrmex barbatus worker carrying seeds. |
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 | | Pogonomyrmex barbatus worker blocking her nest entrance with stones. They often do this as they are entering an inactive period, perhaps to keep predators and parasites out of their nest. |
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 | | Pogonomyrmex barbatus worker. |
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 | | Pogonomyrmex barbatus worker carrying stones to the nest, blocking off the nest entrance. |
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 | | Pogonomyrmex barbatus worker. |
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 | | Pogonomyrmex barbatus worker carrying a pebble for blocking her nest entrance. |
|
 | | This sort of thing may be why P. barbatus blocks their nest entrances. A Pheidole obtusospinosa minor worker crawling over the shattered exoskeleton of a Pogonomyrmex barbatus worker. |
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 | | This sort of thing may be why P. barbatus blocks their nest entrances. A shattered Pogonomyrmex barbatus worker. I watched Pheidole obtusospinosa workers pouring into this nest, with the broken hulks of Pogonmyrmex barbatus workers twitching around their nest. |
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 | | Pogonomyrmex barbatus worker. |
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