New paper led by D. Wheatcroft: song learning varies between the closely related collared & pied flycatchers: why is 1 species more flexible than the other? We compare gene expression in relevant brain regions in males of the 2 species & their hybrids.
🪶🧪#evolution
https://academic.oup.com/g3journal/article/15/2/jkae293/7922935