sky island

sky island n. an isolated ecosystem occurring at a high altitude, such as on a mountain top, which shows evolutionary tendencies similar to those occurring on islands surrounded by water. (source: Double-Tongued Dictionary)

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Further reading

When Pigs Fly (episode #1571)

Don’t move my cheese! It’s a phrase middle managers use to talk about adapting to change in the workplace. Plus, the origin story of the name William, and why it’s Guillermo in Spanish. And a five-year-old poses a question that...

Hi-Dingley-Ho, Mountain Neighbor

After our conversation about the expression dingle day, a term used by workers at a research station in Antarctica to denote bright, sunny weather, a listener offers a possible explanation for this term. It may derive from the idea of the skies...