Nest Digging by Leaf-Cutting Ants: Effect of Group Size and Functional Structures

Figure 2

Ratio between mass of workers and their soil load in a natural situation. Linear regression was applied with the “best-fit” linear equation (𝑥=0.00125+(0.173∗𝑦), 𝑅=0.849, (𝑡=7.702, d.f.=24, 𝑃<0.001)).