This male robin's orange breast is in dark shadow, but it's easy to see that he's singing. In most songbird species, only the males sing, as they're the ones that establish territories.
Photo: Don Severson
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| Singing is Serious This male robin's orange breast is in dark shadow, but it's easy to see that he's singing. In most songbird species, only the males sing, as they're the ones that establish territories. Photo: Don Severson
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