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We assessed effects of forearm bands on three species of horseshoe bats (Rhinolophus ferrumequinum, R. euryale and R. mehelyi) marked for studies on regional movements and colony structure in Northern Bulgaria. Overall, more than 85% of the 580 recaptured individuals showed no negative impact of the banding. We had to note, however, slight or severe injuries in 7.6 and 6.4% of the bats, respectively...
Horseshoe bats (Rhinolophus) use echolocation calls with a prominent part whose frequency is constant over time (CF) and matches the ‘acoustic fovea’ of the bats' hearing system. The present study on European Rhinolophus species investigates whether this CF component contains reliable information on species, sex, age class or quality (size and body condition) of the caller and could therefore have...
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