Table 3.
Factors influencing the evolution of complexity in chemical communication. CHCs, cuticular hydrocarbons.
| case-study, signal variable | model, rank | constrained tree |
unconstrained tree |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| AICc | AICw | r | t1/2 (support region) | vy (support region) | AICc | AICw | r | t1/2 (support region) | vy (support region) | ||
| ants, n = 40 species | |||||||||||
| no. different CHCs | 1. phylogeny: null | 298.9 | 0.46 | n.a. | 0 (0–10) | 90 (50–150) | 298.9 | 0.46 | n.a. | 0 (0–10) | 90 (50–150) |
| 2. social: colony size | 301.2 | 0.14 | 301.2 | 0.14 | |||||||
| 3. ecology: rainfall | 301.3 | 0.14 | 301.3 | 0.14 | |||||||
| 4. social: mating system | 301.4 | 0.13 | 301.4 | 0.13 | |||||||
| 5. ecology: temperature | 301.4 | 0.13 | 301.4 | 0.13 | |||||||