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59 minutes
First broadcast: on BBC Two ScotlandLatest broadcast: on BBC Four HD
Series exploring the hidden world of animals' senses. A look at how caribou use UV light to avoid wolves and how slow-motion vision helps dragonflies kill. Show more
59 minutes
First broadcast: on BBC Two ScotlandLatest broadcast: on BBC Two Northern Ireland HD
Series exploring animal senses beyond human perception. Sound - how alligators use low-pitch rumbles, how bats see with sound, and a hearing test for a herd of elephants. Show more
1 hour
First broadcast: on BBC Two ScotlandLatest broadcast: on BBC Two Wales HD
The series exploring the world of animal senses examines how smells can be used both as a defence against sharks and in controlling a swarm of bees' behaviour. Show more
