The Different Personalities Of Urban And Rural Song Sparrows

Just as humans have particular traits that may indicate whether they hail from the city or the country, so, too, do some wildlife species. Compared to their rural counterparts, for instance, urban birds may be slightly larger, have lower levels of stress hormones, sing more during the middle of the night (because of artificial lighting), and sing higher-pitched songs (to avoid being "masked" by human noises). A recent study on song sparrows (Melospiza melodia) suggests that city birds may also have different personalities than their country cousins.(Song sparrow, Melospiza melodia) read more

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