[kok-uh
v-thuh-rok] 
| a brilliant orange-red bird of the genus Rupicola, of northern South America, having an erect crest that conceals the bill. |
| cock-of-the-rock (kŏk'əv-thə-rŏk') n. pl. cocks-of-the-rock Either of two South American birds (Rupicola rupicola or R. peruviana) having a distinctive crest and bright-orange or reddish plumage in the male. [From its habit of nesting on rocks.] |