洛克王国可抓十大最强宠物-On this day in history, September 18, 1870, Old Faithful geyser in Wyoming is documented and named

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Wolves at Yellowstone National Park seen carrying 'toys' for their pups

Adult wolves were spotted bringing toys back to the den for their pups at Yellowstone National Park. The park said that in the absence of food, adult wolves will bring "toys" for their annual litter of four or five pups. Check this out!

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The geyser Old Faithful was first documented and named on this day in history, Sept. 18, 1870, by the explorer Nathanial Langford.

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