WorldCat Identities

Penn Communications

Overview
Works: 54 works in 73 publications in 1 language and 229 library holdings
Genres: Documentary television programs  Nonfiction television programs  Science television programs  Nature television programs  Miscellanea  Educational television programs  Filmed interviews  Science films  Nature films  Wildlife films 
Classifications: QH366.2,
Publication Timeline
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Most widely held works by Penn Communications
Life on earth by David Attenborough( Visual )

6 editions published between 1978 and 1989 in English and held by 81 WorldCat member libraries worldwide

Extensive overview of the origins, development and evolution of life on Earth from the primordial soup to modern man, showing the necessary adaptations and conditions that made it possible
Life on earth by David Attenborough( Visual )

2 editions published in 1981 in English and held by 17 WorldCat member libraries worldwide

In the first program, naturalist David Attenborough examines mollusks, echinoderms, and crustaceans and speculates on the significance of the evolutionary reasons for such extreme diversity. Includes a look at marine invertebrates found in the area of Australia's Great Barrier Reef. In the second program, Attenborough examines the evolution of mollusks, nautilus and crinoids
The Hunters and hunted by David Attenborough( Visual )

2 editions published in 1981 in English and held by 15 WorldCat member libraries worldwide

Illustrates struggle between animals who hunt and animals hunted on the open plains; wildebeests stalked by cheetahs, zeebras preyed upon by lions are specific examples. Shows styles of hunting and explains social structure of the predators
Free to choose a personal statement by Michael Latham( Visual )

4 editions published in 1985 in English and held by 11 WorldCat member libraries worldwide

Friedman presents his philosophy of the free market and government control and discusses capitalism, competitive societies, free trade and government regulation
The First forests by David Attenborough( Visual )

1 edition published in 1981 in English and held by 11 WorldCat member libraries worldwide

Host David Attenborough examines the evolution of plant life on land, from simple algae to gigantic cycads and conifers, focussing on developments in plant reproduction. Also discusses the contemporaneous emergence of insects and explains the evolutionary interdependence of plants and insects
The Bony fishes( Visual )

1 edition published in 1981 in English and held by 10 WorldCat member libraries worldwide

In waters of any temperature in the world, from volcanic springs to coldest waters, bony fish have developed ways of swimming to harvest food. David Attenborough examines the role of fins. He explores the open sea with an aqualung to show how fish have developed shapes for survival and travels to the deep seas in a submersible to show how fishes have adapted there
The Beginning of life( Visual )

1 edition published in 1981 in English and held by 9 WorldCat member libraries worldwide

A visual first reconstruction of the path of evolution, with emphasis on the first living single cells, adaptation, and mutation
The Dinosaurs and their descendants by David Attenborough( Visual )

1 edition published in 1981 in English and held by 9 WorldCat member libraries worldwide

Naturalist David Attenborough talks about the shapes and sizes dinosaurs developed into. He travels to quarry sites in Utah, Texas, and Montana to show physical evidence. He explains dinosaurs grew to such big sizes because they developed big stomachs to eat plants and also for temperature control. He suggests the disappearance of dinosaurs was due to the climate growing cold. One relative of dinosaurs survived, the crocodile, because they live in the water
The Early seas( Visual )

1 edition published in 1981 in English and held by 8 WorldCat member libraries worldwide

Explains the evolution of ancient sea creatures by examining fossilized mollusks and focusing on two present day groups, the mollusks and crinoids
The Marsupials( Visual )

1 edition published in 1981 in English and held by 7 WorldCat member libraries worldwide

Describes how marsupials in North America have evolved differently than the primitive ones in Australia; focuses on feeding, reproduction, habitat, and movement. Covers such marsupials as wombats, kangaroos, flying squirrels, and oppossums
The Compulsive communicators by David Attenborough( Visual )

1 edition published in 1981 in English and held by 6 WorldCat member libraries worldwide

Naturalist David Attenborough traces the origins of homo sapiens back three million years to our origins in Africa. He also traces the development of cooperative hunting, agriculture, and animal domestication to man's unique ability to communicate
Free to choose by Milton Friedman( Visual )

3 editions published in 1983 in English and held by 6 WorldCat member libraries worldwide

Economist Milton Friedman compares Jeffersonian concepts of equality with equality of opportunity in a free economic system. Calling on an American family in Harlem and an English family in Manchester, he explains how the welfare system can stifle personal freedom and the incentive to work
The Primates( Visual )

in English and held by 4 WorldCat member libraries worldwide

Program on the evolution of the African apes and the emergence of humans
The Free market and business cycles( Visual )

1 edition published in 1982 in English and held by 3 WorldCat member libraries worldwide

The Infinite variety by David Attenborough( Visual )

2 editions published in 1981 in English and held by 3 WorldCat member libraries worldwide

In the first program, naturalist David Attenborough attempts to explain where, when, and in what order the earth's more than four million species evolved. Includes a trip to the Galapagos Islands and a visual reconstruction of the path of evolution from the first living molecule to the first fully coordinated, multicelled organisms. In the second program, Attenborough attempts to explain the evolution of the earth's chemicals and prokaryots. He also describes the evolution of DNA and the elimination of mutations by natural selection
Protection-- or freedom( Visual )

1 edition published in 1982 in English and held by 3 WorldCat member libraries worldwide

The Bony fishes ; Invasion of the land( Visual )

1 edition published in 1981 in English and held by 3 WorldCat member libraries worldwide

In the first program, naturalist David Attenborough examines the evolution of fishes. In the second program, Attenborough explains how marine vertebrates developed legs and lungs and were thus able to move onto the land. He also describes modern day amphibians, such as the salamanders and frogs
Theme and variations by David Attenborough( Visual )

in English and held by 2 WorldCat member libraries worldwide

Host David Attenborough discusses variation and specialization in the evolution of mammals. Examines small, insect-eating tree shrews which most nearly resemble the first mammals and the highly specialized habits of anteaters, bats, whales and dolphins. Illustrates the use of high-frequency sonar location abilities among moles and shrews, bats, and dolphins
The Swarming hoardes( Visual )

1 edition published in 1981 in English and held by 2 WorldCat member libraries worldwide

Describes how insects have evolved. Shows examples of moulting, metamorphosis, camouflage, and social order of army ants and wasps
The Bony fishes( Visual )

1 edition published in 1981 in English and held by 2 WorldCat member libraries worldwide

This film examines how fish have evolved, adapting to their surroundings. The journey of salmon as they return upstream to spawn is followed via underwater photography
 
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Audience Level
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Audience level: 0.28 (from 0.20 for Protection ... to 0.69 for The Bony f ...)

Languages
English (33)