Vetafarm Avian Insect Liquidator Avian Insect Liquidator Is A Parasite Control Liquid Which Controls Mites And Lice On Ornamental Birds And Their Surrounding Environments. Can Also Be Used On Flies, Spiders, Ants, Anywhere External Parasites May Be A Problem Including Flights, Nesting Boxes And Cage Floors Or Directly Onto The Bird Themselves. This Liquid Controls Pests On Contact But Also Leaves A 6 Week Residual Protection Limiting Reinfestation. This Product Is 100% Safe To Use On All Birds.