The Shasta Ground Sloth Roamed The Grand Canyon During The Ice Age (Plus Cheetahs And Other Animals) While the youngest geological layers at the Grand Canyon are from the Permian, fossils from ...

SEATTLE — A 20-year-old sloth bear at the Woodland Park Zoo has died, zoo officials announced on Friday. Tasha, a female sloth bear, was euthanized after veterinarians found she had cancer ...