Found 1 definition: catharacta skua.
[WORDNET DICTIONARY]
Noun catharacta skua has 1 senses
catharacta skua(n = noun.animal) great skua - large brown skua of the northern Atlantic;
is a kind of bonxie, skua
[RELATED WORDS]
arctic skua, catharacta, genus catharacta, great skua, skua