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Reported sightings of agile, tree-climbing, grub-munching coatis are on the rise in lower reaches of the Catalinas - including popular Sabino Canyon, says Josh Taiz, a biologist with the U.S. Forest Service.
Signs at two popular trailheads north of Tucson tout a small herd of bighorn sheep in the Catalina Mountains - and they list hiking restrictions to protect the animals. Only one problem: The herd apparently has died out.
The "buzzworms" are back - and the biting has begun. Rattlesnakes, sometimes called buzzworms because of their buzz-like rattle, are coming out of hibernation this month - providing a reptilian spectacle, but also posing a threat.