Life In Cold Blood Season 1 Episode 2

Ep 2. Invaders of the Land

  • TV-G
  • February 11, 2008
  • 57 min
  • 8.7  (82)

Life In Cold Blood is a documentary series that explores the fascinating life and behavior of reptiles and amphibians. In season 1 episode 2, titled "Invaders of the Land," the focus is on the transition of these cold-blooded creatures from water to land.

The episode begins with the story of Ichthyostega, a prehistoric amphibian that is believed to be the first animal to have climbed out of the water onto land around 360 million years ago. Viewers learn how the development of lungs and limbs allowed Ichthyostega to adapt to the new terrain and eventually give rise to all terrestrial animals.

The program then introduces the audience to modern-day amphibians, such as frogs and salamanders, that still rely on water for breeding and do not have the same lung capacity as reptiles. However, reptiles, such as snakes and lizards, have fully adapted to life on land. They have developed effective lungs that allow them to breathe air and have scaly skin that prevents water loss, making them well-suited for life on land.

The documentary then takes viewers on a tour of different environments where reptiles have made their homes, including deserts, forests, and even urban areas. The program highlights some of the unique adaptations that have allowed reptiles to survive and thrive in these environments, such as the ability to camouflage themselves and regulate their body temperature.

One of the most remarkable adaptations featured in the episode is the ability of some lizards to glide through the air. The program shows how these lizards use their skin to create a lift, allowing them to glide between trees and escape predators.

Another fascinating aspect of the episode is the portrayal of reptiles as hunters. Viewers learn how some snakes use their highly specialized sense of smell to track down prey, while others use venom to kill their victims. The program also features footage of lizards using their long, sticky tongues to catch insects and other small animals.

The final segment of the episode focuses on the impact of humans on reptiles and their habitats. Viewers are shown how habitat destruction and climate change are threatening the survival of many species. The program also highlights efforts to conserve reptiles, including breeding programs and habitat restoration.

Overall, "Invaders of the Land" is a fascinating episode of Life In Cold Blood that explores the extraordinary adaptations and behaviors of reptiles in different environments. Through stunning footage and expert narration, the program provides a glimpse into the fascinating world of these cold-blooded creatures and the challenges they face in a changing world.

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Description
  • First Aired
    February 11, 2008
  • Content Rating
    TV-G
  • Runtime
    57 min
  • Language
    English
  • IMDB Rating
    8.7  (82)