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. 2010 Feb 3;277(1688):1729–1734. doi: 10.1098/rspb.2009.2092

Figure 4.

Figure 4.

The mean number (±s.e.m.) of mildly defended mealworms and moderately defended mealworms eaten by birds in the reliable group after being pre-fed with water-injected worms (filled bars) and after being pre-fed with quinine-injected worms (open bars).