In a fantastic clip from Attenborough's 1993 series Life in the Freezer, Sir David demonstrates how inquistive baby penguins are. A great glimpse into the life of king penguins and their parental instincts. Visit http://www.bbcearth.com for all the latest animal news and wildlife videos BBC Earth Twitter http://www.twitter.com/bbcearth Subscribe to BBC Earth: http://bit.ly/ydxvrP BBC Earth Channel: http://www.youtube.com/BBCEarth Latest BBC Earth videos: http://bit.ly/y1wtbi