Type of Songbird or Fungal Infection of the Mouth

This page is the CodyCross answer for the clue below from Art Museum, Group 729, Puzzle 1 (Illuminated Manuscript).

Question is: Type of Songbird or Fungal Infection of the Mouth

and the answer is: THRUSH

Word Meaning:

THRUSH — Any of numerous species of songbirds of the cosmopolitan family Turdidae, such as the song thrush, mistle thrush, bluebird, and American robin.

Definitions from Wiktionary.