Assertion: wren's study | /r/CapableOf | show chickadee
Facets:
value: at the same frequencies
type: TEMPORAL
value: in an environment with ambient noise
type: LOCATION
Source sentences:
text: Recent studies have shown that chickadees in an environment with ambient noise at the same frequencies as their songs have developed an evolutionary adaptation which enables them to adjust the frequency of their songs much quicker in order to effectively communicate with the surrounding population.