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< Picture 1. Pogonomyrmex pronotalis' workers
also harvest seeds directly from plants.
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Picture 2. Gabriela and Javier testing a
semi-automated device for the study of the diet of species
of the genus Pogonomyrmex. >
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< Picture 3. A Pogonomyrmex rastratus'
worker carrying a grass seed to the nest.
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Picture 4. A Pogonomyrmex pronotalis worker
just about to be caught, together with the carried seed, in
the semi-automated device. >
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< Picture 5. The chaff pile where ants' waste
is dumped around a Pogonomyrmex inermis' nest entrance.
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Picture 6. Rodrigo studying spatial foraging
patterns of the species of the genus Pogonomyrmex.
>
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< Picture 7. When grass seeds are scarce (for
example, at the beginning of the season) Pogonomyrmex
ants may add other items to their diet, as these P. pronotalis
harvesting fruits of Atriplex lampa.
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Picture 8. Rodrigo and Gabriela counting
and following Pogonomyrmex workers which are leaving
the nest. >
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< Picture 9. Pogonomyrmex pronotalis adults
mating on a plant near the nest.
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Picture 10. The Ant group in Ñacuñán, meeting
Jürgen Gadau (Würzburg University) and Robert Johnson (Arizona
State University). >
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< Picture 11. A fierce battle among Pogonomyrmex
pronotalis' and P. rastratus' workers from neighbouring
nests.
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Picture 12. Rodrigo and Robert Johnson sampling
a nest of Pogonomyrmex pronotalis.>
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< Picture 13. Javier and María del Mar
in the middle of a nocturnal sampling of ants carrying seeds.
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Picture 14. Collecting Pheidole workers
with an aspirator. >
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< Picture 15. A marked worker of Pogonomyrmex
pronotalis returning to the colony.
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Picture 16. Rodrigo, Bárbara,
Beatriz and Fernando excavating a Pogonomyrmex nest.
>
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< Picture 17. Sunset in the desert: time for introspection
and quietness.
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Picture 18. "A hard day's night": homemade
pizza! >
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