Formica Fusca
Formica fusca are usually found nesting in rotten wood or under stones, Fusca spray formic acid when threatened and are very fast. They are quite similar to Lasius niger but are larger in stature and also have slight polymorphism.  It quite common for De-alate queens to re enter there orgional nest creating very very large colonys in the wild.  
• Humidity requirements: 50-60%
• Temperature requirements: 20-25°C
• Hibernation: October-March at 10°C
• Suggested housing: Acrylic, Ytong, Soil, Very adaptable
• Nutrition: Sugars from honey or sugar water. Protein from insect sources 
• Colony size: 1-10,000+
• Queen size: 12 mm
• Worker size: 4-8 mm
• Monogyne/polygyne: Polygyne (Can be multiple Queens per colony)

**If you are buying outside of the UK please read our FAQ page and ensure you are happy to accept these terms BEFORE purchase -

Formica Fusca

  • We offer alive arrival guarantee on all our colony,s but this only covers the Queen, workers/brood is excluded. 

    To qualify for our alive arrival guarntee there are a few particulars which must be met.

    You must be in for your first delivery attempt , should you miss the delivery then live arrival guarntee is voided. 

    You must make us aware whithin 12 hours of delivery

    A clear picture of the dead queen in the test tube must be taken and sent again within 12 hours of delivery - this is to stop fraudulent claims.

  • Colonys are sent Monday to Thursday only, this prevents ants being left in the sorting office over a weekend. 

    Ants are sent recorded delivery 1st class only, with very sensitive species being sent Next day special delivery by 1pm. You shall be made aware of this