For instance, v 4.10 was "Warty Warthog" and 5.10 was "Breezy Badger". After 5.10, the sequence has followed an alphabetical order, such as "Dapper Drake", followed by the likes of "Edgy Eft" and "Feisty Fawn".
The latest release (11.04) is called "Natty ___". The accompanying image shows the animal chosen. It is a type of whale, and the most prominent feature is the presence of a tusk (seen in males). It is usually found in the Arctic region. It has found mention in the book "Moby Dick".
Which marine animal is this?