Figure 3From: Increase in number of helminth species from Dutch red foxes over a 35-year periodNumber of co-infections per age group and per gender. Male foxes peak at three to four co-infections, females nine months of age and younger peak at two to three co-infections. Male foxes exhibit the highest numbers of co-infection (8). Zero co-infections mean no infection at all. Total number of foxes is 136.Back to article page