Blindsight (Ex): Bats can "see" by emitting high-frequency sounds, inaudible to most other
creatures, that allow them to locate objects and
creatures within 30 feet. Ultrasonic noise forces the bat to rely on its weak vision, which has a maximum range of 5 feet.
Bat: CR 1/10; Diminutive
animal; HD 1/4 d8; hp 1; Mas 10; Init +2; Spd 5 ft., fly 40 ft. (good);
Defense 16, touch 16, flat-footed 14 (+4
size, +2 Dex); BAB +0; Grap -17; Atk none; Full Atk none; FS 1 ft. by 1 ft.;
Reach 0 ft.; SQ
blindsight 30 ft.; AL none; SV Fort +2, Ref +4, Will +2; AP 0; Rep +0; Str 1, Dex 15, Con 10, Int 2, Wis 14; Cha 4.