The Duolingo owl lying on a hospital bed, surrounded by medical equipment, with an IV drip and a thermometer attached to its wing, as a doctor or nurse tends to it, conveying a sense of medical care and recovery.

A close-up of the Duolingo owl's face with a runny nose, red eyes, and a stuffy expression, set against a blurred background of a city street with people walking by, emphasizing the owl's congestion and misery.

A cartoon Duolingo owl with a thermometer in its beak and a thermometer with a red zone indicating a high fever, surrounded by a cityscape with buildings and trees with autumn leaves, conveying the idea that the Duolingo icon is feeling unwell due to the changing seasons.