Exempel på skua

• The reduced aggressiveness of south polar skuas in frequently visited areas can be interpreted as a sign of habituation.

• Despite the weather, the lives of elephant seals, gentoo penguins, and skuas were recorded in rare detail.

• Four sites had significant disturbance from skua activity.

• Although gulls and skuas can be disturbed by visitors, there is no obvious negative effect on breeding numbers, and breeding success has not been monitored.

• They were greeted on the beach by skuas and a gull.

• Eggs and chicks were only shortly unprotected leading to slight temperature declines, but predation by other skuas would still be possible, although it was not observed.

• Behavioural and heart-rate changes of southern giant petrels and skuas were investigated in detail in order to have a scientific basis for the revision of minimum distances to these species.

• I need not stress that we are also concerned with other animals and wildlife, particularly birds such as the albatross, penguins, petrels, skuas and fulmas.

• The same is true of the petrels, the skuas, the terns, and many of their eggs make quite delicious eating.

• At one time the great skua was extremely rare in my constituency.

• This would affect the population of penguins, petrels, albatrosses and skuas.

• These nesters include species of albatrosses, petrels, skuas, gulls and terns.

• The perceived decline may be due increased predation from gulls, skuas and introduced mammals.

• On average, a skua is about 56 cm (22 in) long, and 121 cm (48 in) across the wings.

• Eggs and chicks can fall prey to birds, such as the sheathbill and the brown skua.