pomarine skua
Concise Oxford English Dictionary © 2008 Oxford University Press:
pomarine skua /ˈpɒmərʌɪn/ (N. Amer. pomarine jaeger)
▶noun a large Arctic-breeding skua. [Stercorarius pomarinus.]
– origin C19: pomarine from Fr. pomarin, from Gk pōma ‘cover, lid’ + rhis, rhin- ‘nose’ (because the bird's nostrils are partly covered by a cere).
'pomarine skua' also found in these Oxford entries:

