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Secrets of Skin Series 1 Episodes

  1. Tuesday 19:00
    BBC Four

    Moving

    2/6 What makes sharks built for speed? How do snakes move without limbs? (R)

  2. Next Wednesday 00:40
    BBC Four

    Moving

    2/6 What makes sharks built for speed? How do snakes move without limbs? (R)

  3. Next Wednesday 19:00
    BBC Four

    Protection

    3/6 How does a giraffe stay cool? What is the hairiest animal on earth and why? (R)

  4. Next Thursday 01:10
    BBC Four

    Protection

    3/6 How does a giraffe stay cool? What is the hairiest animal on earth and why? (R)

  5. Tue 3 Nov 2026 19:00
    BBC Four

    Communication

    4/6 Why are male mandrill faces red and blue? How are birds' feathers so colourful? (R)

  6. Wed 4 Nov 2026 00:20
    BBC Four

    Communication

    4/6 Why are male mandrill faces red and blue? How are birds' feathers so colourful? (R)

  7. Wed 4 Nov 2026 19:00
    BBC Four

    Defence

    5/6 The complex ways in which skin helps defend animals against threats of all kinds. (R)

  8. Thu 5 Nov 2026 02:50
    BBC Four

    Defence

    5/6 The complex ways in which skin helps defend animals against threats of all kinds. (R)

  9. Thu 5 Nov 2026 19:00
    BBC Four

    Sensing

    6/6 Exploring how some snakes can see using heat, and how crocodiles feel through their jaws. (R)

  10. Fri 6 Nov 2026 00:45
    BBC Four

    Sensing

    6/6 Exploring how some snakes can see using heat, and how crocodiles feel through their jaws. (R)