Court Whelan, Ph.D.

My Biggest Concern for the Future of Life on Earth

Court Whelan, Director of Sustainability and Conservation Travel at Natural Habitat Adventures, recently sent out an insightful office-wide email, and we...

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Candice Gaukel Andrews

On Thanksgiving 2019, Counting Bounty in Butterflies

In recent years, reports on monarch butterfly populations have been confusing: just two years ago, we were hearing that the monarchs were teetering on the...

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Candice Gaukel Andrews

Elk Use Changing Environmental Signs to Time Migrations

On a recent Natural Habitat Adventures fall trip to Grand Teton and Yellowstone National Parks, my guide talked about a common question he gets from visitors...

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Candice Gaukel Andrews

See Three of the World’s Most Beautiful Forests on Natural Habitat Adventures Tours

Searching for “fall color” is a favorite pastime here in the Midwest where I live. And that’s right up my alley, as I love trees. That’s why in autumn, I...

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Candice Gaukel Andrews

The Footsteps of Large Animals Fill Landscapes with Life

When you weigh anywhere from 1,000 to 14,000 pounds, you tend to leave huge, deep footprints wherever you walk. But more than just evidence of your passing...

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Candice Gaukel Andrews

Grand Teton National Park Photo-Essay: from Marmots to Moose and Pikas to Pronghorn

While there are higher mountains in North America, perhaps none are more dramatic than those in the Teton Range. Grand Teton Mountain rises almost 7,000 feet...

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Candice Gaukel Andrews

The Summer Shade of Trees Could Save Species

We still have three weeks until the end of a long and brutally hot summer. At times, it seems the only respite we can get outside during our picnics, state...

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Candice Gaukel Andrews

Plastics and PCBs: Ocean Pollutants Causing Big Problems

More than eight million tons of plastic debris end up in our oceans every year. Present in nearly every oceanic layer, plastic garbage today accounts for...

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Candice Gaukel Andrews

New "Ghost Forests” Are a Sign of Climate Change

Now, at the end of August, you may think that it’s about two months too early to talk about “ghost forests.” But, in fact, they have nothing to do with...

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Candice Gaukel Andrews

Greenland Whale Proves to Be the First Narwhal-Beluga Hybrid

If narwhal-beluga crosses (narlugas) are a result of climate change, will it help the two species continue to survive, or will it inadvertently doom them?

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Candice Gaukel Andrews

Fat Is Good at Brooks Falls, Katmai National Park, Alaska

Every summer, from about mid-June to mid-October, the grizzly bears at Brooks Falls in Katmai National Park and Preserve in Alaska are featured in a live-cam...

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Candice Gaukel Andrews

Black, Grizzly and Polar Bears Now All Found in Churchill

For the first time, North America’s three bear species—black, grizzly and polar—have been documented sharing the same spot. And that spot happens to be one...

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Candice Gaukel Andrews

This Summer, Make Sure Your Sunscreen Protects Coral Reefs

Ah, summer. Time to enjoy the long days of sunlight with outdoor picnics, paddling, and swims in lakes and pools. In this second season of the year, we take...

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Candice Gaukel Andrews

Bringing Wolves Back to Scotland

The Scottish Highlands have been described as achingly beautiful, and I’d have to agree. In this vast wilderness, glens sit in ancient glacial valleys,...

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Candice Gaukel Andrews

Video: Anna’s Hummingbirds, from Nestlings to Fledglings

Common in the wild as well as in urban and suburban settings, Anna’s hummingbirds seem to have figured out the secret to expanding their ranges and how to...

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Candice Gaukel Andrews

Will We Soon Be “Talking” with Dolphins and Whales?

Much like us, other animals have “languages” that they use in order to communicate with members of their own species. For example, prairie dogs have developed...

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Candice Gaukel Andrews

Eagles and Ospreys: When Birds of Prey Clash

Proud, powerful and the national symbol of the United States, bald eagles are birds of prey that are extremely territorial during nesting season but highly...

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Candice Gaukel Andrews

Video: A Rocky Mountain National Park High

"Walk away quietly in any direction and taste the freedom of the mountaineer. Camp out among the grasses and gentians of glacial meadows, in...

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