A recent photograph of something in Loch Ness that appears to have a head, a hump and a tail has generally dismissed as seals at play. And indeed, the head on the right bears some resemblance to the head of a seal. The problem is that seals are not indigenous to Loch Ness because the waters are too murky for them to navigate. If the photograph was indeed taken at Loch Ness, there is a genuine chance that this is an unknown animal. To read the witness’s description of the event, click here. To read an analysis of the Loch Ness fauna, click here.

Story Source:
http://www.loch-ness.org/fishandothervertebrates.html#mammals