Humpback smooth-hound the lower ones. The teeth have a main pointed cusp and sometimes smaller subsidiary ones. The first dorsal fin is approximately triangular and the trailing edge is fringed with bare, dark-coloured collagen rods known as ceratotrichia. The pectoral fins are large and the pelvic fins moderately so. The caudal peduncle is short and the lower lobe of the tail fin is hardly curved in adults. The colour of this shark is plain grey or greyish-brown without any spots or barring. The humpback smooth-hound is found in the eastern Pacific Ocean off the coast of Peru and Chile, between 1°N and
Sleuth hound Sleuth hound The sleuth hound (from Old Norse "slóð" "track, trail" + hound) was a breed of dog. Broadly, it was a Scottish term for what in England was called the bloodhound, although it seems that there were slight differences between them. It was also referred to as a 'slough dog', (or 'slewe dogge'), and a 'slow hound', the first word probably representing a mispronuciation of 'slough' rather than a reference to the speed of the hound. The sleuth hound first appears in poems about the Scottish patriots Robert the Bruce and William Wallace. These poems depict their heroes tracked