Peter Jones, "Hampshire Diary"

• Saturday, August 1, 2009 - Madeira 2009: Bats

A mixture of technical problems meant that I was unable to take any bat recordings until the final night of the holiday! However, my luck was in with both Leisler's and Madeiran Pipistrelle Bats easily detected about 5 minutes along the beach front from the hotel. Madeiran Pipistrelle seemed very similar to Common Pip, with a peak frequency of 45KHz. They appeared to have a slightly faster call rate. A sample of the frequency division output is here. Madeiran Pipistrelle Sonogram: Leisler's Bats were calling from higher up the cliff face, and I didn't manage to see them. A sound file of the Frequency division output is here. Leisler's Bat Sonogram:

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