Assertion: tapeworm's host | /r/HasProperty | vertebrate
Facets:
value: always
type: DEGREE
Source sentences:
text: The definitive host is always a vertebrate but in nearly all cases, one or more intermediate hosts are involved in the lifecycle, typically arthropods or other vertebrates.
text: (which can attain sexual maturity in freshwater oligochaeta), the second host is usually a fish, but can be another invertebrate or vertebrate.