虎鱼

• The smallest animal with a backbone known to science , a fish from the carp family , has been discovered in the peat swamps of indonesia . mature females of the fish species paedocypris progenetica reach just 7 . 9mm 3 10 in in length , making them the smallest vertebrates yet identified by a tenth of a millimetre
  其成年的雌鱼只有7 . 9毫米长，它们以0 . 1毫米的优势击败了此前被认为是世界上最小的脊椎动物8毫米长的印度洋太平洋的虾虎鱼。