Mew Gull Larus canus canus; heinei; kamtschatschensis; brachyrhynchus

(last update: March 12, 2012)

Coordinators:
Kjeld Tommy Pedersen (Denmark)
Chris Gibbins (Scotland)
Frank Majoor (Netherlands)
Mars Muusse (Netherlands)

Mew Gull canus, December 02 2011, Le-Touquet / Boulogne, France. Picture: Jean-Michel Sauvage.

This gull can not go unnoticed.
The bill is fine and short.
The head is small.
The legs are very short.
Causes of dwarfism?
Malnutrition?
Virus?
Other causes?