Rare Infrared shots of Hazel dormouse
7 November 2015 Last updated at 11:41 GMT
Check out this rare infrared video of the Hazel dormouse.
It was filmed in the wild at a nature reserve on the Isle of Wight.
The film shows them using a special bridge that was made to keep them safe.
The Hazel dormouse is a nocturnal creature which means it sleeps through the day and is awake at night.