translate English to French: The Olive-sided Flycatcher is distinguished from the Eastern (C. virens) and Western (C. sordidulus) wood-pewees by its larger size, stockier build and distinctive plumage.
Il se distingue des Piouis de l’Est (C. virens) et de l’Ouest (C. sordidulus) par sa taille plus grande, son corps plus massif et son plumage particulier.