- Beckmann, Ludwig
- Wood engraving
- Russ, L.
- Landscape (wider)
- University of Illinois Library, the Internet Archive
- Brehms Tierleben, vol. 3
- Brehm, Alfred Edmund
- Leipzig, Vienna: Bibliographisches Institut, 1900
- Open Library:
- View record
A wild boar (Sus scrofa) stands on alert with its cubs by a pond in the woods.
The caption reads in the original German:
Keywords: 1900s, 20th century, black & white, Brehms Tierleben, mammal, reference book, Suidae