Biology: What name is given to animals which eat both plants and meat ?

Questions

19th Cent Art: He was symbolized by Rodin in "The Thinker"?

19th Cent Art: His notorious painting, "The Picnic", was rejected by the Salon of 1863?

19th Cent Art: In 1885 he did "The Potato Eaters"?

19th Cent Art: Known for his rendering of ballet dancers?

19th Cent Art: Sculptor did "George Washington", "Admiral of Tourville", "Voltaire Seated"?