(3 quotes found)
“It shows a new example of independent evolutionary adaptation in the frogs for life in habitats filled with loud background noise.”
“If the frogs want to communicate, they have two options. One is to [croak louder]. The other is to shift frequency away from the background noise.”
“They usually respond by producing calls and approaching the speaker, presumably to ward of an intruder. But, of course, a frog cannot do that.”
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