After the elephant at the Jardin d'acclimatation were used at the Christmas table , the two elephants ( Castor and Pollux ) at the Paris ' jardin zoologique were consumed on December 31 , 1870 at Voisin . After the elephant at the Jardin d'acclimatation graced the Christmas table , the two elephants ( Castor and Pollux ) at the Paris ' jardin zoologique were consumed on December 31 , 1870 at Voisin .