The Eurasian Jay (Garrulus glandarius) Its usual call is the alarm call which is a harsh, rasping screech and is used upon sighting various predatory animals, but the Jay is well known for its mimicry, often sounding so like a different species that it is virtually impossible to distinguish its true identity unless the Jay is seen.
The Robin (Erithacus rubecula) is a small insectivorous passerine bird that was formerly classed as a member of the thrush family (Turdidae), but is now considered to be an Old World flycatcher (Muscicapidae).
Potamon fluviatile is a freshwater crab found in or near wooded streams, rivers and lakes in Southern Europe. It is an omnivore with broad ecological tolerances, and adults typically reach 50 mm (2 in) in size during their 10–12 year lifespan. They inhabit burrows and are aggressive, apparently outcompeting native crayfish.
Vipera aspis is a venomous viper species found in southwestern Europe. Grows to an average length of 60-65 cm. Males reach a maximum of 85 cm, females rarely more than 75 cm. Males, however, are a little slimmer than females. The tail is very short: one-seventh to one-ninth of total body length in females, and one-sixth to one-eighth in males.
The Sardinian Warbler (Sylvia melanocephala) is a common and widespread typical warbler from the Mediterranean region. Like most Sylvia species, it has distinct male and female plumages. The adult male has a grey back, whitish underparts, black head, white throat and red eyes.