Türkiye’nin Kuzeybatısından Plecotus auritus (Linnaeus, 1758)’a Ait Yeni Bir Yayılış Kaydı ve Bazı Biyoekolojik Özellikleri (Chiroptera: Vespertilionidae)

Species of the genus Plecotus, which have distinctive morphology with their long ears, are common in Palearctic region. Its distribution area Türkiye is seen as fragmented. In present study, a new record for Plecotus auritus (Linnaeus, 1758) from Bolu province given. External characteristics, fur coloration, skull morphology, morphometric measurements, and some ecological characteristics specimen were also recorded. The greatest length skull, condylobasal length, zygomatic breadth, height, largest diameter tympanic bulla values measured high when compared to data Central Europe. It noted that species' diet includes Galleria mellonella order Lepidoptera. Additionally, call (ms) (1.4- 4.9 mean= 3.4), max. frequency (kHz) (28.8-62.4 39.9), min. (16.8-36.4 24.3), peak (22.8-35.6 28.7) acoustic parameters determined.