Farrar has a passion for nature, especially, butterflies and moths. After retiring from a career in banking, he started helping out with the entomology Collection. His duties include maintaining the Collection, in addition to numbering, cataloguing, and entering specimens on the data base. Also, Farrar, helped out with the permanent displays now used in the CBC. His volunteer work includes being the President of the North American Butterfly Association ( NABA) – Houston Chapter and a Board Member of the Piney Woods Wildlife Society.