Porpoise

por'-pus (the Revised Version margin has "porpoise-skin" for `or tachash, the Revised Version (British and American) "sealskin," the King James Version "badgers' skins" (Exod 25:5; Exod 26:14; Exod 35:7; Exod 35:23; Exod 36:19; Exod 39:34; Num 4:6; Num 4:8; Num 4:10; Num 4:11; Num 4:12; Num 4:14; Num 4:25; Ezek 16:10)): The word denotes leather used in the furnishings of the tabernacle (for shoes in Ezek 16:10), and was probably the skin of the dugong, Halichore dugong, Arabic tukhas, which is found in the Red Sea.

See BADGER.