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has a forearm length of 30.8 to 34.6Â mm (1.21 to 1.36Â in) and a body mass of 3.5 to 5.5Â g (0.12 to 0.19Â oz). The fur is brown on the wings, usually reddish-brown on the upperparts, and brown below, but more grayish in juveniles. It has a very high-pitched
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in 2001 from specimens taken from Greece and
Hungary, its known distribution has expanded to include parts of Western and Central Europe, Spain, Italy, the Balkans, Sweden, and Azerbaijan. It is similar to the
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and above water, mostly for flies. It roosts in cavities high in trees. The species is considered at risk in
Catalonia, Germany and parts of Switzerland due to its rarity and vulnerability to
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to about 43Â kHz at the end of the call. Usually found in
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72:call, with a frequency that falls from 120
59:), but its brown fur is distinctive, and
42:, the Alcathoe bat, is a small European
63:has shown it to be a separate species.
18:Knowledge:Today's featured article
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83:near water, it forages high in the
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94:Full article...
38:Myotis alcathoe
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57:M. mystacinus
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89:habitat loss
70:echolocation
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110:Ian O'Brien
65:M. alcathoe
78:old-growth
48:described
135:By email
46:. First
128:Archive
85:canopy
149:About
16:<
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74:kHz
44:bat
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