bestĭŏla, ae, f. dim. [bestia],
a small animal , a little beast , Cic. N. D. 2, 48, 123; id. Tusc. 1, 39, 94; Varr. R. R. 1, 12, 2; Sen. Ep. 70, 17; Plin. 11, 6, 7, § 17; 18, 17, 44, § 156; 22, 25, 81, § 163; Veg. R. R. 3, 15, 10 al.
bēstiola ae, f dim.bestia, a small animal, little living creature . ...
An Elementary Latin Dictionary