• A shark may have as many as 35,000 teeth in its lifetime.

• A pig is more dangerous to you than a shark.

• Sharks are found all over the world. They live in cold and war, sea water,
  and even in some freshwater rivers and lakes.

• A baby shark is called a pup.

• A shark’s skin is covered with tiny teeth called denticles. 
  Each denticle is a miniature tooth
  
  Sharks found in the waters off the Oregon coast

Brown catshark, Apristurus brunneus
Soupfin or tope shark, Galeorhinus galeus
Leopard shark, Triakis semifasciata
Brown smoothhound, Mustelus henlei
Blue shark, Prionace glauca
Bluntnose sixgill shark, Hexanchus griseus
Broadnose sevengill shark, Notorynchus cepedianus
Pacific sleeper shark, Somniosus pacificus
Spiny or piked dogfish, Squalus acanthias
Pacific angel shark, Squatina californica
Thresher shark, Alopias vulpinus
Basking shark, Cetorhinus maximus
White shark, Carcharadon carcharius
Shortfin mako shark, Isurus oxyrinchus
Salmon shark, Lamna ditropis