The extraordinary miniature animals that use their small size to survive against all odds in the world's most deadly environments.
The adaptations of extraordinarily large animals.
Living life at night can present extreme challenges and massive opportunities; in a world without light, danger lurks around every corner.
When winter arrives, temperatures plummet and food becomes scarce, but some animals have evolved unique adaptations to flourish in the world's most cold and barren landscapes.
Animals living in extremes have created ingenious tools and techniques to cope with survival's harshest challenges.
The surprising ways animals have adapted to ensure they make to old age.
Hannah Rogers
Writer
Guy Gilbert
Andrew Zikking