Assertion: salamander's population | /r/RelatedTo | interbreed
Facets:
value: too distantly
type: DEGREE
Source sentences:
text: Ensatina eschscholtzii has been called a "ring" species, or "Rassenkreis" (race circle) "...a connected series of neighbouring populations, each of which can interbreed with closely sited related populations, but for which there exist at least two 'end' populations in the series, which are too distantly related to interbreed, though there is a potential gene flow between each 'linked' population.