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Bullfrog Films
P.O. Box 149
Oley, PA 19547
Tel: 610/779-8226
Fax: 610/370-1978
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Biology DVDs & Videos
- All Mapped Out
The Rough Scientists make a map, paper and ink, and a sound-recording device.
- America's Lost Landscape: The Tallgrass Prairie
Tells the story of one of the most astonishing alterations of nature, the North American tallgrass prairie.
- Appleachia
The amazing array of life an apple tree can lure into a garden.
- Baboon Tales
Dr. Shirley Strum's new interpretation of baboon society.
- Being Caribou
A filmmaker and biologist follow the Porcupine Caribou Herd from central Yukon to the herd's calving grounds in the Arctic National Wildlife Refuge.
- Biodiversity
Preserving the balance of dynamic ecosystems.
- Biodiversity vs. Extinction
Mass extinction of species can be stopped if we understand the importance of biodiversity.
- Biomimicry
2-part series based on the book Biomimicry - a new science that studies nature 's best ideas and then imitates these designs and processes to solve human problems.
- Biomimicry: Learning from Nature - Part 1
Using natural processes as the model for agriculture and business.
- Biomimicry: Learning from Nature - Part 2
Advances in materials and medicine based on research into natural processes.
- Bugs and Barometers
The Rough Scientists make anti-bacterial cream, a microscope, and a weather station.
- Cell Wars
Before discussing A.I.D.S. show students how the human immune system works!
- Coming Home
Suzuki explores biophilia -- the innate, hereditary need of human beings to affiliate with nature.
- Compost
Composting without problems.
- Creatures of the Sun
The ecology of the painted turtle.
- The Decade of Destruction (Classroom Version - On One Tape)
The story of the destruction of the Amazonian rainforest.
- Edens Lost and Found
4-part series that highlights models for urban transformation in the effort to make Chicago, Philadelphia, Los Angeles and Seattle into sustainable cities.
- Edens Lost and Found - Chicago
City Hall and grass roots groups in Chicago are working on open space, green buildings and an educated citizenry to create a sustainable city.
- El Caballo
The history, ecology, and current plight of the wild horse in North America.
- El Caballo (Short Version)
The history, ecology, and current plight of the wild horse in North America.
- Estuary
A close-up look at wetlands ecology.
- Fat City
Sorts fact from fiction in the struggle for weight loss.
- Feel the Heat
The Rough Scientists make ice, a thermometer and sunblock.
- Fighting Fire With Fire
Raises questions about conventional methods of fighting fire, and whether decades of suppressing fire have simply made matters worse.
- For the Whales
Writers, artists, and musicians celebrate the whale.
- Forests, Biodiversity and You
Can forests retain their productivity and biodiversity? Consuming less ourselves is key.
- Fungi
What you see is only the tip of the iceberg.
- Gaia
A portrait of James Lovelock, originator of the theory that the earth is a living organism.
- Garden Mimics
More than meets the eye.
- Gene Blues
Examines the ethical issues associated with DNA testing.
- Global Gardener
Permaculture helps people turn wastelands into food forests.
- The God Squad and the Case of the Northern Spotted Owl
A rare, behind-the-scenes look at the way politics shape environmental policy.
- Grasslands
The ecology of North America's grasslands.
- The Green Zone
The riparian zone: as important to the river as the water itself.
- Home Place
Putting the role of human beings in the biosphere back into proper perspective.
- Honeybees
The role of honeybees in a common garden.
- Hormone Imposters
Endocrine disrupting chemicals damage reproductive organs and cause learning disabilities.
- Hot Potatoes
Explores the dangers of potato blight and the chemicals used to control it.
- In the Company of Wild Butterflies
An intimate study of the secret lives of wild butterflies.
- The Intertidal Zone
Ecology of the ecological zone between the tides.
- Introduction to Biodiversity
The concept of biological diversity and its importance to humans.
- It's Gotten Rotten
Classroom composting engages students in inquiry-based science.
- Keystone Species
The principle of keystone species proves the interconnectedness of the living world.
- Life In A Lawn
Paradise is a well-tended lawn.
- Life in the Vegetable Garden
Many mouths to feed, and clever ways to avoid becoming a meal.
- The Matrix of Life
Suzuki travels the world exploring our intimate relationship with water and air.
- Mediterranean Mystery
The Rough Scientists work out their latitude and longitude, make insect repellent, and a radio from an old saucepan.
- Natural Connections
Makes a compelling scientific and ethical case for maintaining biodiversity.
- Natural Connections (Classroom Version)
5-part series that makes a compelling scientific and ethical case for maintaining biodiversity.
- Nature, Science, and the Environment
Daniel visits a recycling plant, learns about butterflies, visits a waterfall, goes on an eco-adventure and studies rocks.
- Net Loss
Examines the controversy surrounding salmon farms, and the threat they pose to wild salmon.
- Nightlife
What comes out at night in the garden.
- The Old Oak Tree
The diverse world of oaks and their residents.
- Phallacies
An unfettered study of the penis's place in history, art, religion, and contemporary life.
- Power Supplies
The Rough Scientists produce electricity and create a small pharmacy.
- The Rainforest
The ecology of a rainforest.
- The Return of the Cuyahoga
The story of the death and rebirth of one of America's most emblematic waterways.
- Rough Science
10-part series in which five scientists on a tropical island cooperate to solve a series of scientific challenges using only their knowledge, ingenuity, and whatever is at hand.
- Rough Science (DVD Version)
The entertaining 10-part science series on 3 DVDs
- Rough Science DVD Disc 1
Episodes 101-103 of the entertaining science series.
- Rough Science DVD Disc 2
Episodes 104-106 of the entertaining science series.
- Rough Science DVD Disc 3
Episodes 107-110 of the entertaining science series. All shot on the island of Capraia in the Mediterranean.
- The Sacred Balance
4-part series that celebrates the meeting of science and spirit.
- The Salmon Forest
Reveals the fragile connection between salmon, bears, trees, and people in the NW rainforest.
- Sap Sucking Hoppers
The astronauts of the garden.
- Science For Survival
Fusion of modern science with women's knowledge in India.
- The Science of Celebration
The Rough Scientists make fireworks and some musical instruments.
- The Science of Whales
The latest discoveries about whale behavior and communication.
- The Secret World Of Gardens
13-part series providing a close-up look at the complex ecosystem that is the backyard garden.
- Secrets of the Choco
The Choco rainforest in Colombia faces development. What is the best option?
- The Shaman's Apprentice
Ethnobotanist Mark Plotkin's quest to preserve the ancient wisdom of Amazonian shamans.
- The Significance of Salmon
Salmon and people both need clean water to survive. Can we make the connection?
- Simmering Shutterbugs
The Rough Scientists devise a camera, make a compass, and dye a flag.
- Squirrels
What are these chipmunks and squirrels doing in the garden?
- Sun and Sea
The Rough Scientists build an underwater light and generate electricity to top up a battery.
- Suspended Animation
Primeval shrimp eggs seem to be able to survive for millennia.
- Sustenance and Sayonara
The Rough Scientists make soap and toothpaste, and put food on the table.
- Time and Transmitter
The Rough Scientists build a transmitter, make a portable clock, and a botanical kite.
- Vines
The good, the bad and the ugly side of vines.
- Walking with Ghosts
Predator biologist Elizabeth Hofer tracks and studies the elusive lynx in the Yukon's boreal forests.
- The Wasting of a Wetland
The destruction of the Florida Everglades.
- Weevils
They crawl, they fly, and some even swim...
- Whether the Weather
How plants survive the stress of changes in the weather.
- Wolf
Reexamines the relationship between humans and wolves.
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