Bats (Michel Barataud)
Bats (Michel Barataud) — Rhinolophus hipposideros - circling flight in front of roost - 107 kHz 00:52
Bats (Michel Barataud) — Hunting signals from Nyctalus noctula (20 kHz) 00:42
Bats (Michel Barataud) — Miniopterus schreibersii - hunting at night at the edge of a forest - 51 kHz 01:06
Bats (Michel Barataud) — Nyctalus noctula - hunting near street lights at night - 25 kHz (levelled FM) 01:13
Bats (Michel Barataud) — Social calls of Pipistrellus pipistrellus (20 kHz) 00:45
Bats (Michel Barataud) — Pipistrellus pipistrellus hunting near a hedge at dusk in the summer : the pulse rate is rapid and regular 01:13
Bats (Michel Barataud) — Nyctalus noctula - hunting high over a town - 20 kHz 01:02
Bats (Michel Barataud) — Plecotus auritus / austriacus - hunting over moorland scrub - 25 kHz 00:26
Bats (Michel Barataud) — Eptesicus nilssonii - hunting very actively over a high-altitude lake - 27,5 kHz (almost CF sound) 01:47
Bats (Michel Barataud) — Interference sounds : 3 types of Orthoptera songs (crickets and grasshoppers emit ultrasounds when stridulating) 01:28
Bats (Michel Barataud) — Tadarida teniotis hunting near vegetation (steep FM) then flying away into the open (levelled FM) 00:53
Bats (Michel Barataud) — Myotis nattereri hunting among foliage : very rapid pulse rate 00:52
Bats (Michel Barataud) — Myotis daubentonii & Pipistrellus pipistrellus together - 45 kHz 01:27
Bats (Michel Barataud) — Nyctalus noctula - hunting at dusk over a pond - 20 kHz 01:12
Bats (Michel Barataud) — Tadarida teniotis - hunting over a river near a cliff - 14 kHz 00:58
Bats (Michel Barataud) — Myotis cappaccinii - hunting over a river - 42 kHz 00:58
Bats (Michel Barataud) — Nyctalus leisleri - hunting high over a forest valley - 23 kHz 01:03
Bats (Michel Barataud) — Vespertilio murinus - hunting at night over phragmites - 26 kHz 01:20
Bats (Michel Barataud) — Hypsugo savii - hunting at night at the edge of a forest - 33 kHz 01:14
Bats (Michel Barataud) — Myotis mystacinus - hunting over a wooded river - 50 kHz 00:32
Bats (Michel Barataud) — Tadarida teniotis - hunting at high level over meadows and forests - 9,5 kHz 00:46
Bats (Michel Barataud) — Nyctalus leisleri - group hunting over a village - 24 kHz 01:20
Bats (Michel Barataud) — Pipistrellus kuhlii - hunting at night in an illuminated village - 38 kHz 01:20
Bats (Michel Barataud) — Pipistrellus kuhlii - hunting at the edge of a forest at dusk - 39 kHz 00:45
Bats (Michel Barataud) — Myotis dabentonii & Myotis mystacinus hunting together ; the latter's calls are weaker 00:58
Bats (Michel Barataud) — Eptesicus nilssonii - hunting over street lights - 28,5 kHz 01:17
Bats (Michel Barataud) — Rhinolophus euryale - fling inside a cave - 104 kHz 00:54
Bats (Michel Barataud) — Hypsugo savii - hunting over a meadow at dusk - 33,5 kHz 01:09
Bats (Michel Barataud) — Vespertilio Murinus - two bats hunting at the edge of a forest - 24 kHz 00:44
Bats (Michel Barataud) — Myotis emarginatus - hunting in light undergrowth - 47 kHz 00:47
Bats (Michel Barataud) — Pipistrellus nathusii - social calls emitted in flight - recorded on 30 kHz 00:45
Bats (Michel Barataud) — Tadarida teniotis - hunting siglans recorded directly onto audiotape (without detector) 00:51
Bats (Michel Barataud) — Barbastella barbastellus - flying in an illuminated village and among trees, with social calls - 35 kHz 01:13
Bats (Michel Barataud) — Myotis mystacinus - hunting at the edge of a forest 48 kHz (+Pipistrellus pipistrellus crossing : note the different sound) 00:52
Bats (Michel Barataud) — Myotis nattereri flying over a clearing : slow pulse rate 00:25
Bats (Michel Barataud) — Pipistrellus pipistrellus - social calls recorded directly onto audiotape (without detector) 00:54
Bats (Michel Barataud) — Plecotus auritus / austriacus - flying near the edge of the forest, close to the vegetation - about 42 kHz 00:17
Bats (Michel Barataud) — Pipistrellus pipistrellus - hunting over a river flanked by trees - 45 kHz 00:55
Bats (Michel Barataud) — Myotis daubentonii - hunting in undergrowth - 47 kHz 00:20
Bats (Michel Barataud) — Pipistrellus pipistrellus hunting far from a hedge during an April night : the pulse rate is slow and irregular 01:02