Soldánová, Miroslava; Kundid, Petra; Scholz, Tomas; Kristoffersen, Roar; Knudsen, Rune (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-02-24)
Phenotypic polymorphism is a commonly observed phenomenon in nature, but extremely
rare in free-living stages of parasites. We describe a unique case of somatic polymorphism in
conspecific cercariae of the bird schistosome Trichobilharzia sp. “peregra”, in which two morphs,
conspicuously different in their size, were released from a single Radix balthica snail. A detailed
morphometric analysis ...