The European plačiaausis (Barba Stella barbaric Tellus Schreber, 1774) is a small bat – weighing 6-13 g, body length – about 5 cm, the distance between the expanded wings tarpugalių - 245 – 290 mm. The upper part of the coat dark brown, Almost Black. Hair tips silver, like apšarmoję. The world in black bat is just one other, Be to, top of the head to the forehead, ear fringes converge, So according to these attributes at first glance can be distinguished from other types of bats. Bare its nose and ears as well as the local black. While assigned lygianosiams bats, but its nose at the top is very elegant, dent sleek. Eyes small, Teeth small, Wings short, but the broad, sharp ends. Live it up 22 years.
The strongest emitted ultrasonic waves are 33 (32 – 36) kHz. Seldom is heard a bat detector, which sounds mild. Starts to fly 30 – 60 my. after sunset and again towards morning. Flies fast, aggressively, and sometimes slow, masterly. The most common prey in the trees, stand edges, sometimes over water, or over the tree tops.
It is rare in Europe and Lithuania bat. European plačiaausių domicile - forest. During the day they hide in the hollows, wooden walls cracks, attic, shelters, the bridges. Autumn stop at the villages and larger cities, 're hiding home tarpulangėse. For more information about these bats collected during the cold season žiemavietėse – here are found from October to March or April before the colonies 200 individuals. These animals are resistant to frost, therefore they can be detected underground, Basements, where the temperature ranges from -4 two +9 C, humidity of 75-100%. During the warm season was observed only after a first. Supposedly, that this species of bats in the summer hiding under the loose bark of oak, buildings. During the breeding females 10-20 individuals have turned to colonies. In June, her birth to 1-2 cubs. Males currently live alone or in small groups.