What lies [?] the waters of Loch Ness has [?] scientists and [?] the Highlands tourist economy for generations.

The [?] captured on camera, however, may not be a monster but something [?] more familiar.

Elephants are [?] to be good swimmers and it seems that some of the first [?] of Nessie could actually be glimpses of these [?] less mysterious animals.

According to one of Britain's [?] palaeontologists, one of the most iconic images of Nessie may have been [?] for the head and [?] of a partially submerged elephant.

But how did an elephant come to be swimming in Loch Ness?

The circuses used to take the road up to Inverness and [?] their animals to have a [?], a swim and bite in the Loch and refresh themselves. And it's [?] possible that the people around Loch Ness saw some of these animals.

So it seems Nessie the elephant came to town from the circus creating something of a circus
[?]. But this [?] theory doesn't explain the most recent [?]. These images were filmed four years ago.

Dr.Clark is convinced that [?] lies [?] Loch Ness is not a dinosaur nor is it a huge marine reptile but he accepts that his explanation of the [?] sightings is only a theory and cannot be a [?] answer to the mysteries of Loch Ness.