Seasons & Episodes
The Elephant
How did the elephant get so big? Chris Packham explores the four-billion-year story of how a tiny cell evolved into comp
The Ostrich
How did the ostrich come to lay the biggest egg on Earth? Chris Packham explores the way reproduction has shaped life on
The Bat
How did the bat get so hungry? Chris Packham explores how the drive to find food has shaped animal life. The origin of b
The Dolphin
How did the dolphin get so smart? Chris Packham explores the origins of senses, brains and intelligence, in an evolution
The Horse
How did the horse become so fast? Chris Packham sets out on a slithering, swimming, sprinting odyssey that explores the
Popular Cast