The first dangerous step into a hazardous world. From egg laying to live-bearing mammals have adopted an extraordinary variety of techniques to give birth, but the release of an egg to the ... See full summary »

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The first dangerous step into a hazardous world. From egg laying to live-bearing mammals have adopted an extraordinary variety of techniques to give birth, but the release of an egg to the safe delivery of an infant is merely one step in the great journey through life. Written by Joyce M

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3 October 1990 (UK)  »

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(DVD)
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