Messor Structor
Messor structor are a seed easting ant, although they will take other sugars as well. they can be a fun and exciting addition to your collection. 
 
Queens Size: 9.5 – 10.5mm Colour: dark brown to black
Worker Size 4 – 9.5mm Colour: dark brown to black, major workers with a reddish head
Temperature 21 – 26 ° C Humidity 50 – 70%
These ants will hibernate between Nov & March
 
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What we offer you
Quality controlled, All Queens are quarantined for 2 weeks and come with a fertile guarantee
 
Live arrival Guaranteed
Live arrival on all orders to the UK as standard
7 Day Guarantee Replacement Service with Proof provided.
 
Free shipping as standard for our UK customers 
Fast First-class shipping for our UK and EU customers
 
Online Support
Contact us anytime and expect a swift response.
 
Live arrival guarantee:
Live arrival guarantee we ensure the live arrival of the queen only upon delivery contact us within 24-48 hours of receiving the Queen dead on arrival with a picture of the dead queen and the original workers. DO NOT TRANSFER THE DEAD QUEEN OR WORKERS TO A NEST AS THIS VOIDS YOUR WARRNTY. For our additional 7-day guarantee for European species the Queen and workers must be kept in the original test tube sealed with the cotton and care details available via Ants on a Rock followed if you want to keep this additional guarantee do not transfer to a nest or your warranty is VOIDED.
(Live Ants will not be sent in mail if unlikely they will be received Next Day or likely to be Damaged, In Cases of Weekends, Bank Holidays, Low or High Temperatures, Ants On A Rock Withhold the Right to Release Mail until a Suitable Day) (Ants on a Rock will send Live Ants on the First suitable day after order is placed.)