This  set of two wood base terrariums come with a corrugated green roof and  two cast iron birds on top. The small one measures 10½''W x 6¾''D  x13½''H and the large measures 12¾''W x 8¼''D x 16¾''H.   Measurement: Largest is 12¾''W x 8¼''D x 16¾''H