Two donkeys 

This watercolor sketch of two donkeys, titled "Two Donkeys" by Johann Nepomuk Rauch, showcases the artist's keen observation of animal anatomy and form. One donkey is rendered in detail using watercolor, while the other is a quick pencil sketch on the right, hinting at Rauch's observational process. The work, housed in the Städel Museum, highlights the artist's interest in capturing the natural world with both precision and spontaneity.