1 រដូវ
13 ភាគ
Life on Earth - Season 1 Episode 9
A look at the evolution of mammals from reptiles 200 million years ago. This remarkable transition involved the development of mechanisms for regulating body temperature, for allowing the young to develop in the womb and for suckling newborns. Attenborough also explores the South American origins of marsupials and their colonization of Australia
- ឆ្នាំ: 1979
- ប្រទេស: United Kingdom
- ប្រភេទ: Documentary
- ស្ទូឌីយោ: BBC Two
- ពាក្យគន្លឹះ: earth, natural history, biology, ecology, animals, nature, evolution, natural selection, nature documentary
- នាយក:
- ខាស: David Attenborough