From: The emergence of leaders and followers in foraging pairs when the qualities of individuals differ
Property | Changes in property in response to | |||||
---|---|---|---|---|---|---|
 | Increase in | Increase in | Increase in predation risk when | |||
 | Energetic gain | Foraging cost | Resting cost | Foraging alone | Foraging together | Resting |
Likelihood player one forages | ↓↓ | ↑↑ | ↑↑ | ↓ | × | - |
   Player two forages | ↓↓ | ↑↑ | ↑↑ | ↓↓ | ↓ | ↑↑ |
Likelihood both players forage | ↓↓ | ↑↑ | ↑↑ | ↓ | ↓↓ | ↑↑ |
   One forages, two rests | ↑ | ↓ | ↓↓ | - | ↑↑ | ↓↓ |
   One rests, two forages | ↓↓ | ↑ | ↑ | ↓ | × | ↑↑ |
   Both players rest | ↑↑ | ↓↓ | ↓↓ | ↑↑ | × | ↓↓ |
Synchrony coefficient, D' | × | ↑ | - | ↑ | ↓ | × |
Mean energy reserves player one | ↓↓ | ↑↑ | ↑ | ↓↓ | × | × |
   Player two | ↑↑ | ↓↓ | ↓↓ | ↓↓ | ↓ | ↑ |
Immediate energy reserves difference within pair | × | ↑↑ | ↓ | ↑ | - | ↑ |
Length of time player one repeats behaviour | - | - | ↓ | ↑ | - | - |
Length of time player two repeats behaviour | × | ↑ | ↓↓ | ↑ | - | ↓ |
C – Player one | ↓↓ | ↑↑ | ↑↑ | ↑ | ↑ | ↓↓ |
   Player two | ↓↓ | ↑ | ↑↑ | ↑ | ↑↑ | ↓↓ |
S – Player one | ↓↓ | ↑↑ | ↑↑ | ↑ | × | ↓↓ |
   Player two | ↓ | ↑ | ↑ | ↑ | × | ↓ |