Ranked #1
Banana Slugs
Banana Slugs
Redwood NP: A park ranger discusses the movement, diet, shelter, and physical characteristics of banana slugs.
14 Mar 2013
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1min
Ranked #2
Grizzly Bear Research
Grizzly Bear Research
Glacier National Park: USGS research biologist Kate Kendall discusses a project to estimate population and distribution ... Read more
14 Mar 2013
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4mins
Ranked #3
Python Road Survey
Python Road Survey
Everglades National Park: Be a part of a survey of invasive Burmese pythons in the Everglades with Dr. Michael Dorcas. D... Read more
14 Mar 2013
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4mins
Ranked #4
New Findings About Great White Sharks of the North Pacific
New Findings About Great White Sharks of the North Pacific
Natural Laboratory: This audio file covers attracting great white sharks to boats so that they can be documented and tag... Read more
14 Mar 2013
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5mins
Ranked #5
Bighorn Sheep
Bighorn Sheep
Canyonlands National Park: Once faced with extinction, the desert bighorn sheep has made a remarkable comeback in southe... Read more
14 Mar 2013
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3mins
Ranked #6
Roosevelt Elk
Roosevelt Elk
Redwood NP: Park ranger Shaina discusses Roosevelt elk. Reproductive behavior, where to see them in the park, and how to... Read more
14 Mar 2013
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1min
Ranked #7
Discovery
Discovery
Denali NP & PRES: Paleontologist Dr. Anthony R. Fiorillo answers a number of questions on the topic of dinosaurs. To... Read more
14 Mar 2013
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11mins
Ranked #8
Ocean Acidification: Where Will All the Seashells Go?
Ocean Acidification: Where Will All the Seashells Go?
Natural Laboratory: Due to higher carbon dioxide output, the oceans have become increasingly acidic. How is this acidity... Read more
14 Mar 2013
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8mins
Ranked #9
Generation W: The Generation of the Wolf - Main Feature
Generation W: The Generation of the Wolf - Main Feature
Yellowstone National Park: This video contains many interesting details about the wolves at Yellowstone National Park. T... Read more
14 Mar 2013
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10mins
Ranked #10
Video - Insider's Look - Ranger Nicole Koehlinger Talks About Ravens
Video - Insider's Look - Ranger Nicole Koehlinger Talks About Ravens
Grand Canyon NP: This episode is dedicated to ravens. Learn about their distinctive physical characteristics, where they... Read more
14 Mar 2013
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7mins
Ranked #11
What's in a Seal?
What's in a Seal?
Natural Laboratory: What pollutants are present in harbor seals, how do the seals absorb these pollutants, and what test... Read more
14 Mar 2013
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6mins
Ranked #12
White Sharks of the Northern Pacific
White Sharks of the Northern Pacific
Natural Laboratory: Join the search for one of the ocean’s great hunters, the white shark. Learn how these sharks are tr... Read more
14 Mar 2013
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7mins
Ranked #13
Fishing for the Humboldt Squid
Fishing for the Humboldt Squid
Natural Laboratory: Listen to this audio file to learn about Humboldt squid. In recent years these squids have been freq... Read more
14 Mar 2013
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5mins
Ranked #14
Barn Swallows
Barn Swallows
Redwood NP: The migration patterns, parent-child relationships, physical characteristics, and diets of barn swallows are... Read more
14 Mar 2013
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1min
Ranked #15
Understanding the Ecology of Native Olympia Oysters in Tomales Bay
Understanding the Ecology of Native Olympia Oysters in Tomales Bay
Natural Laboratory: Why are populations of native Olympia oysters in Tomales Bay not recovering although they have not b... Read more
14 Mar 2013
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5mins