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Description
For every wild animal baby that is born, many don't survive. These babies are born into a harsh world of drought, flood, famine, and predators. The odds are so heavily stacked against some animals that it's a miracle any of their youngsters survive at all. In this program, we discover the incredible lengths that nature's parents go to in order to ensure their progeny's survival.
Description
Ever wondered what would happen in your own home if you were taken away, and everything inside was left to rot? The answer is revealed in this fascinating program, which explores the strange and surprising science of decay. For two months in summer 2011, a glass box containing a typical kitchen and garden was left to rot in full public view within Edinburgh Zoo. In this resulting documentary, time-lapse cameras and specialist photography captures...
Description
This video describes the characteristics of haploid and diploid cells. It discusses the differences between sexual and asexual reproduction, looks at gametes and spores, considers alternation of generations, and explains vegetative reproduction. It shows the stages of mitosis and meiosis.
Description
This program presents the full interview with geneticist Eric Wieschaus, who tells the story of how chance events led him into the world of science and looks at his work for which at the age of 48, he received a Nobel prize. He explains his work on the development of the fruit fly and how he tracked thousands of fruit-fly crosses to unravel genetic control of early development.
Description
Heat--it is what makes Earth inhabitable. From the torrid tropics to the glacially cold polar regions, Earth experiences varying levels of heat on different parts of the globe. With different climates come species that have creatively used the natural temperature to their advantage. In this program, learn the factors that determine temperature, how changes in temperature affect different living things, how life on land adapted itself to vastly different...
Description
In this episode, we look at how our bodies have evolved through time and how our powers have changed through the ages. We will meet a man who has lived with wolves, another who eats a Palaeolithic diet and another who can communicate with wild animals all in our efforts to understand how our brains have evolved through time, why we look the way we do and to trace the origins of language.
14) The Landing
Description
Life, which first inhabited the seas and then land, is an amazing story. Through investigation of ancient trailblazers such as Tiktaalik, we learn the gradual process by which lungs and legs evolved, and how the creatures of the seas eventually conquered the land. Reverse evolution, from land to sea, is also presented.
Description
Human beings tend to attribute their success exclusively to their intelligence. They usually forget another determining factor: their size. The world of small animals, however, is brimming with fascinating surprises, some of which are precisely related to their small size and the extraordinary variety of their different shapes. These tiny creatures have great athletic capabilities, use impressive camouflage, and are incredibly adaptive, which makes...
Description
Mass extinctions have shaped and reshaped the landscape of life on earth throughout its history. In this program we chronicle the history of mass extinctions and their effect on evolution. We learn that these events not only destroy life, but also create the fertile ground from which life can take root again.
Description
It's almost unbelievable that a caterpillar is actually the same animal as a butterfly--but it's true! Amaze your students with the captivating stages in the life cycle of a butterfly with this Miniclip. With a blend of animation and real-life footage, your students will witness the metamorphosis from an egg through to the caterpillar and chrysalis phases, ending with a beautiful butterfly taking flight, only to repeat the cycle all over again.
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