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Table 5 GLM for total aggression of Cr. modiglianii towards dead Ca. rufifemur from different colonies.

From: Tropical parabiotic ants: Highly unusual cuticular substances and low interspecific discrimination

Parameter Deviance df F P
within/across varieties 107.8 1 20.64 < 0.0001
variety combination 77.3 2 8.19 0.00056
colony combination 37.0 3 2.76 0.048
intra-/allocolonial 0.2 1 0.05 0.83
residual error 370.6 80   
total 592.9 87   
  1. Data from arena confrontations with Cr. modiglianii. 'Variety combination' ist nested within the parameter 'within/across varieties'. 'Colony combination' is nested within 'variety combination'. Due to this nested structure, no interactions between the variables occur.