Polymorphic workers, including broad-headed majors.
Fine-art photographic collection
Messor wasmanni
An eastern Mediterranean seed collector engineered for dry seasons.
About this species
Wasmann's harvester ant
Messor wasmanniKrausse, 1910
Information reviewed15 July 2026
Messor wasmanni is an eastern Mediterranean harvester ant. Colonies collect seeds from dry open habitats and store them below ground, using workers of different sizes to transport and process the harvest.
Taxonomy
Animalia · Arthropoda · Insecta · Hymenoptera · Formicidae · Myrmicinae · Messor
Source checked · checked 2026-07-15
Eastern MediterraneanBroad documented localities — not a complete range map.
Greece, the Aegean region and parts of the eastern Mediterranean.
Dry grassland, scrub, rocky slopes, field margins and open woodland.
Foraging peaks when seeds are dry and surface temperatures are suitable.
Primarily seeds, with insects used as supplementary protein.
Deep soil nests with granaries and size-variable workers.
What makes this species remarkable?
Foraging workers can create conspicuous seed-collecting trails.
Underground granaries reduce exposure to rain and competitors.
Large majors process seeds that small workers transport efficiently.
Sources and scientific references
More photographs
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