Smoothhound1
描述：
Description: English: Gray smoothhound pictured in captivity at Birch Aquarium in San Diego, CA. Date: 17 June 2018, 10:33:47. Source: Own work. Author: Basilosauridae.
Description: English: Gray smoothhound pictured in captivity at Birch Aquarium in San Diego, CA. Date: 17 June 2018, 10:33:47. Source: Own work. Author: Basilosauridae.
