The author of a poem which begins "Odi et amo," for 10 points, identify this poet who wrote a poem on the death of a sparrow and wrote to Lesbia.
One of this author's poems describes a Spaniard with a goofy smile who brushes his teeth with urine. In one poem this author calls a sophisticated man a goat-milker and a ditch digger, and in another he notes that the poetry of a rival would make loose wrapping for mackerel. This enemy of Volusius criticized a (*) napkin thief in one poem, and while on a campaign in Bithynia he visited his brother's grave in a poem which ends "ave atque vale." The author of a poem which begins "Odi et amo," for 10 points, identify this poet who wrote a poem on the death of a sparrow and wrote to Lesbia. 
One of this author's poems describes a Spaniard with a goofy smile who brushes his teeth with urine.
Gaius Valerius Catullus