Assertion: hummingbird | /r/HasAspect | high metabolic rate
Facets:
value: very
type: DEGREE
Source sentences:
text: There are not many birds that can do this, but hummingbirds need to, as their feathers are ineffective insulators and they have a high metabolic rate.
text: Hummingbirds are tiny and have high metabolic rates; therefore, it would be expected that their lifespans are even shorter, but this is not the case.
text: Hummingbirds have a very high metabolic rate, with heart rate of 1,260 beats per minute and breaths of 250 times per minute.