streamlined, cartilaginous body pointed snout triangular dorsal fin symmetrical caudal fin gray, white, black, blue, or brown coloration five gill slits teeth visible when mouth is open
shark which has streamlined, cartilaginous body shark which has pointed snout shark which has triangular dorsal fin shark which has symmetrical caudal fin shark which has gray, white, black, blue, or brown coloration shark which has five gill slits shark which has teeth visible when mouth is open