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