Q
What is the largest living organism?
A
Expert Answer
The Armillaria ostoyae fungus in Oregon's Malheur National Forest covers ~2,385 acres and may be thousands of years old. Pando, a quaking aspen colony in Utah, is heaviest (~6,000 tons). The blue whale is the largest animal. 'Largest' depends on definition (area, mass, volume).
Key Insight
The Armillaria ostoyae fungus in Oregon's Malheur National Forest covers ~2,385 acres and may be thousands of years old.
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