A) Galeocerdo cuvier B) Isurus oxyrinchus C) Sphyrna mokarran D) Carcharhinus leucas
A) 10-14 feet B) 5-7 feet C) 20-25 feet D) 1-3 feet
A) Tropical and temperate waters B) Deserts C) Freshwater rivers D) Polar waters
A) Extinct B) Least Concern C) Near Threatened D) Critically Endangered
A) Habitat destruction B) Climate change C) Overfishing D) Alien invasion
A) 7 B) 1 C) 5 D) 3
A) Vegetarian Sharks B) Garbage Cans of the Sea C) Elegant Predators D) Speed Demons
A) Stealth and ambush B) Group coordination C) Speed chasing D) Loud vocalizations
A) Carcharhinidae B) Galeocerdonidae C) Hexanchidae D) Sphyrnidae
A) Its ability to swim fast B) Its large size C) Its aggressive behavior D) Its dark stripes resembling a tiger's pattern
A) Great white sharks B) Dolphins C) Sperm whales D) Orcas (killer whales)
A) They lack serrations. B) They are flat and smooth. C) They are long and needle-like. D) They have very sharp, pronounced serrations with sideways-pointing tips.
A) 3.5 to 4.7 meters (11 ft 6 in – 15 ft 5 in) B) 5 to 6 meters C) 1 to 2 meters D) 8 to 10 meters
A) Hammerhead shark B) Great white shark C) Bull shark D) Tiger shark
A) Fiona Ayerst B) A University of Miami researcher C) Bethany Hamilton D) Mark Addison
A) It varies by region, with some growing close to twice as fast as others. B) They all grow slowly and uniformly. C) Growth rates are fastest in cold waters. D) All grow at a uniform rate regardless of region.
A) Lamniformes B) Orectolobiformes C) Hexanchiformes D) Carcharhiniformes
A) Dark backgrounds B) Rocky surfaces C) Sandy bottoms D) Brightly colored reefs
A) Blending B) Disguise C) Mimicry D) Countershading
A) Sea ghost B) Ocean giant C) Deep dweller D) Man-eater shark
A) Rapid swimming speed B) Electric fields C) Cryptic coloration D) Bioluminescence
A) The species name honors him. B) He classified it under a different genus. C) He was the first to describe its behavior. D) He discovered the first fossil of a tiger shark.
A) Warmer currents B) Sound waves C) Wind patterns D) Magnetic fields
A) Dark green B) Black C) Red D) White or light-yellow
A) Only rays B) Only marine mammals C) Only smaller fish D) Other sharks, including sandbar sharks
A) Larger pupils B) Bioluminescent organs C) Color-changing skin D) A reflective layer called the tapetum lucidum
A) Two B) Five C) Four D) Three
A) Tiger shark B) Bull shark C) Hammerhead shark D) Whale shark
A) Olowalu, Hawaii. B) Galapagos Islands, Ecuador. C) Red Sea. D) Great Barrier Reef, Australia.
A) Females are generally larger than males. B) Males have sharper teeth than females. C) Males live longer than females. D) Females have a different color pattern.
A) Square B) Round C) Triangular D) Somewhat wedge-shaped
A) Speed burst B) Sedation C) Camouflage D) Electric discharge
A) World Wildlife Fund. B) Greenpeace International. C) International Union for Conservation of Nature. D) United Nations Environment Programme.
A) Mark Addison B) Fiona Ayerst C) Bethany Hamilton D) A University of Miami researcher
A) Bioluminescent signals B) Echolocation C) Their snout for prodding D) Electroreception
A) Moveable upper eyelids B) A nictitating membrane C) Hardened corneas D) Transparent scales
A) Plankton B) Freshwater fish C) Dead manta rays D) Seaweed |