ART WOLFE / SCIENCE PHOTO LIBRARY ART WOLFE / SCIENCE PHOTO LIBRARY
Young fisher (Martes pennanti). This solitary animal is often raised in a high tree hollow, which it may also use for shelter as an adult. It is born in the spring, in a litter of two or three. It is extremely agile and an aggressive predator, hunting prey including rodents, porcupines and birds. It inhabits coniferous forests throughout northern North America. Photographed in Montana, USA.
Model release not required. Property release not required.