1. Immature distinguishable from other immature skuas by small size, smaller bill and much less white in wings.

2. Brown and McCormick's skuas and Wilson's petrels fly as far as temperate latitudes of the northern hemisphere.

3. Skua! You get back here!

4. Boss Skua: What do you mean " unbelievable "?

5. Boss Skua: It was humiliating. What more do you want?

6. As a result, the great skua population is now 200 times larger than it was a century ago.

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7. Boss Skua: Yeah, yeah, I guess my pitiful quest for mercy had appealed to their better nature.

8. Also Arctic Skua. Again, full dark collar, brilliant white belly and white flash at the base of the under-primaries.

9. Boss Skua: I got two words for you . " Alien abduction ".

10. Higher still up the Sizewell natural food chain is another creature we had gone especially to find-marine skuas.

11. This applies mainly to the opportunist feeders like gulls, fulmars, skuas and to some extent gannets.

12. Saw him today on the plateau throwing snowballs at the skuas and shouting at aeroplanes.

13. Going beak to beak, an adult king penguin challenges a skua attempting to make off with a freshly killed chick.

14. The term "long- tailed " might be misleading to those looking for their "first" skuas as Arctic Skua in spring is also surprisingly long- tailed .

15. For animal and bird lovers, there is plenty of action in the form of penguins, sea birds, swallows, skua and fur sea lions (a type of seal).

16. One of the North Sea's top predators, the great skua, has greatly benefited from the leftovers of commercial fishing.