Fig. 4From: Canalization and developmental stability of the yellow-necked mouse (Apodemus flavicollis) mandible and cranium related to age and nematode parasitismRegressions of individual measures of size variance (absolute size differences) onto dry eye lens mass (age) within each category regarding parasitism (P0—non-parasitized animals, P1—animals parasitized by one nematode species, P2—animals parasitized by two nematode species, P3—animals parasitized by three to five nematode species) for the mandible (a) and cranium (b)Back to article page