Female pied flycatchers can tell whether a male is paired or not based on song differences. Mated males sing shorter songs and repeat syllables less.
Science News reports that female pied flycatchers can tell whether a male is paired or not based on song differences.
The report adds: Mated males sing shorter songs and repeat syllables less.
This is a developing report. DAMMNEWS will surface related coverage as closely matched reporting enters the live cache.
DAMMNEWS RSS BRIEFING — generated locally from the available Science News headline and RSS excerpt. It is not a summary of the full source article.