Biological Invaders!

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Imagine toads the size of dogs, giant snakes, and microscopic insects that can threaten entire forests! Invasive species like these can cause lasting, sometimes irreversible damage to ecosystems and native
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Buildin’ Beavers!

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Join us for a virtual class all about nature's ultimate engineers: beavers! In this class, we will explore the many adaptations of the beaver, how they build their dams, and
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Distance-learning: Masters of Disguise

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

From birds that can mimic car alarms and insects that disguise themselves as plants, to the mesmerizing color displays of a cuttlefish, animals are capable of all kinds of camouflage
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Distance-learning: Lynx High Jinks

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Did you know that we have one of the world's four species of lynx living right here in Connecticut? You probably know it better as the bobcat (Lynx rufus)! Bobcats,
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Invasive Plant Walk & Talk

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

As stay-at-home orders for Connecticut and nearby areas of New York are lifted, we will be gradually resuming events and programs at Great Hollow that are entirely outdoors and conducive
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Guided Paddle of the Great Swamp

Patterson Recreation Center Marble Road, Patterson, NY, United States

Safely enjoy the outdoors with us on a naturalist-guided paddle of the Great Swamp in Patterson, New York. The Great Swamp is a regionally significant wetland that is home to
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“Buck Moon” Hike

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Cap off your 4th of July with a moonlit, naturalist-guided hike at Great Hollow, and learn what this month’s “Buck Moon” is all about. We’ll also look and listen for
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Field App Basics for Citizen Scientists

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

With the advent and explosive popularity of smartphones has come the development of countless apps to help identify and inventory biodiversity. From plants to insects to birds, there's a field-guide
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Autumn Explorations

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Let's get in the spirit of autumn with an exploration of nature's changing seasons! Join us as we search for weevils hiding in acorns (pictured left), learn why leaves change
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Stargazing and Folklore

Great Hollow Nature Preserve 225 CT-37, New Fairfield, CT, United States

Join us around a campfire as we learn about the stars, planets, and other heavenly bodies told through the legends of the indigenous people of the Americas. Just as the
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