How does *Anoplolepis gracilipes* differ from the Argentine ant regarding size ratios?
Answer
The yellow crazy ant has a longer antennae-to-body ratio.
When comparing the yellow crazy ant (*Anoplolepis gracilipes*) to the Argentine ant, which may share a similar physical size, a key distinguishing characteristic lies in their appendages. Specifically, the yellow crazy ant exhibits a longer ratio between its antennae length and its overall body size. This subtle anatomical difference is used by experts to distinguish them, especially when confusion arises due to their similar small size, typically between 2.5 to 3 millimeters in length. The erratic movement pattern is the primary behavioral differentiator, but the relative length of the antennae provides a reliable morphological clue.
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