Archaeologists found the skeleton after spotting the bone sticking out of a grass bank.
The Channel Island of Sark is preparing for life without electricity at the end of the month.
The regional airline's board says it is in discussions about a potential sale of the company.
The sea creature was buried in the Channel Islands about 600 years ago, but it is not clear why.
A blue plaque for Nicolas Blondel's "important contribution" to the island and world is unveiled.
About these results
As BBC Radio 5 live
What are the differences between the two?