The Woods of Muzzana host a variety of mammals of large and small size. These include the wild boar (Sus scrofa), the roe deer (Capreolus capreolus), the common old fox (Vulpes vulpes), the European hare (Lepus europaeus), the Eurasian badger (Meles meles), the Least weasel (Mustela nivalis vulgaris), the European polecat (Mustela putorius), the martes foina (Martes foina), the red squirrel (Sciurus vulgaris), the West European hedgehog (Erinaceus europaeus italicus), the European mole (Talpa europaea) and various other micro-mammals.
For their livelihood and reproduction reptiles are in need of specific environmental conditions: the availability of a wide variety of prey, the presence of a suitable habitat (dry or/and wet), areas which are fit for spawning their eggs and ideal hiding places and holes for the winter period.
Thanks to their hydrographic features combining lowland woods and natural springs, the Woods of Muzzana are hosts to a variety of amphibian species. Green frogs living in stagnant ponds are the most common amphibians in this kind of environment. In the Woods of Muzzana the most common species are the pool frog (Pelophylax lessonae) and the edible frog (Pelophylax kl. esculentus).
Thanks to its variety of water bodies, including with springwater, interconnected rivers and the nearby Lagoon of Marano, in which many rivers flow into,
One of them is Muzzanella, which originates from a spring with the name “Roggia Revonchio”. River Turgnano flows from Muzzanella into the Lagoon. Cormor, once a rushing stream of morainic origin, underwent a major riverbed digging in the 1950s.
The Muzzana Woods are an important “treasure chest” in regards to biodiversity also because of the presence of a wide variety of insects.The diverse insect fauna preserves a remarkable balance with the surrounding vegetation because of the organic material produced by the numerous species of trees and shrubs.