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Fall Migration is Here!
Twice a year we are blessed with the migration of birds, butterflies, moths, and dragonflies. Many species that we don’t normally see (or don’t see in large numbers) are now moving through the Chicago...
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Darwin’s Orchid and the Wardian Case
There’s something very special about this orchid. Can you tell what it is? A native of Madagascar, Angraecum sesquipedale is an epiphyte that prefers the drier branches and trunks of trees as a host....
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What’s a Little Frass Flicking Between Friends?
I am sure that most of you know what I am referring to when I say “leap year.” Although this is not a leap year, I am suggesting that we unofficially call 2015 “Lep Year”—“lep” being short for...
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Evening Primroses, Pumps, and Pollinators
Rick Overson is fascinated with insects—especially the kinds that love desert climates like in Arizona, where he grew up and earned his Ph.D. in biology. After completing a postdoctoral assignment in...
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