Wolf lichen,(Letharia vulpina),covering trunk of a white fir,(Abies concolor),in the Sierra Nevada mountains of Sequoia National Park,California. The lichen produces a toxin,vulpinic acid. Wolf lichen also occurs in northern Europe,where it was once used to poison foxes and wolves | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / GREGORY G. DIMIJIAN, M.D. |
Bildgröße: | 3413 px × 5120 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
|