Certain tropical forest ants “react to as little as a single drop [of water] placed in the nest entrance by making alarm runs through the nest, which often end at alternate entrances, ” explain ant specialists Dr. Edward O.
Mõningad troopiliste metsade sipelgad „reageerivad juba ainsalegi pesa sissepääsule sattunud veetilgale, rajades tavaliselt pesa varuväljapääsudeni viivaid avariikäike ”, selgitavad sipelgauurijad dr Edward O.