00:00Derek is the tallest donkey in the world at 167 centimetres or 5 foot 5.
00:08Derek is a mammoth jackstock. American jackstocks are normally 14 to 15 hands, but Derek is 16'2.
00:16Derek is now 12 years old, which he was a couple of weeks ago, and he has now stopped growing.
00:21They usually stop growing when they're about approximately 7 years old.
00:25Frightened of everything, even his own shadow.
00:27Now, if you've got biscuits, Derek will go anywhere for anything.
00:31That's the only way we can move him.
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