Assertion: water vole | /r/HasProperty | observed eating mussel
Facets:
value: occasionally
type: DEGREE
Source sentences:
text: Mainly carnivorous, with aquatic insects, crustaceans and fish forming the basis of their diet, water rats have also been occasionally observed eating birds, small mammals, frogs, reptiles, mussels, spiders and plants, although the latter is only a last resort during winter or times of drought.