Reader photo: Vertical life, porcupine finds a perch to take a nap

Rich Zywiak took this photo of a porcupine climbing a pine tree on Friday at Turnbull National Wildlife Refuge . “They are nocturnal and are often seen sleeping high up in trees during the day at Turnbull,” he wrote.

Web extra: Submit your own outdoors-related photographs for a chance to be published in our weekly print edition and browse our archive of past reader submissions online at spokesman.com/outdoors.