VIDEOS:
Blu Sweating Under His Wingpit
Rio plays this for laughs in one scene: Blu shows off his sweaty "wingpit", at the same time noting that perspiration shouldn't be biologically possible with Jewel being very confused and stunned by this awkward interaction.
Example of:
Artistic License – Ornithology
"Only When It Was Funny"
Example of:
First-Step Fixation