Assertion: fish | /r/HasProperty | ectothermic
Facets:
value: exclusively
type: DEGREE
Source sentences:
text: Most fish are ectothermic ("cold-blooded"), allowing their body temperatures to vary as ambient temperatures change, though some of the large active swimmers like white shark and tuna can hold a higher core temperature.
text: Although most fish are exclusively ectothermic, there are exceptions.