publication venue for The effects of stress and glucocorticoids on vocalizations: a test in North American red squirrels 2019 How acoustic signals scale with individual body size: common trends across diverse taxa 2015 Male courtship pheromones as indicators of genetic quality in an arctiid moth (Utetheisa ornatrix) 2012 The sexual signals of the East-Mediterranean barn swallow: a different swallow tale 2011