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Tons of acorns? It must be a mast year

  • Written by Emily Moran, Assistant Professor of Life and Environmental Sciences, University of California, Merced
A mast year can be a squirrel's dream come true.Editor77/

If you have oak trees in your neighborhood, perhaps you’ve noticed that some years the ground is carpeted with their acorns, and some years there are hardly any. Biologists call this pattern, in which all the oak trees for miles around make either lots of acorns or...

Read more: Tons of acorns? It must be a mast year

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