The Wide Head: teacher key

Hammerhead Sharks, grade 7 edition, written for 7th grade. A hammerhead has a wide head with an eye at each end. Its pups are born alive, live in shallow coastal nurseries and swim in large schools.

Read the book. Print this page for the key.

Questions and answers

1. What is the cephalofoil?
   • A hammerhead's hammer-shaped head (answer)
   • A hammerhead's tail
   • A hammerhead's pup
2. Where are a hammerhead's eyes?
   • Under its snout
   • At the two ends of its wide head (answer)
   • Behind its fins
3. Which kind of hammerhead is the biggest?
   • The scalloped hammerhead
   • The great hammerhead (answer)
   • Neither: they are the same size
4. Scalloped hammerhead pups live in nursery areas. Where would you look for them?
   • In shallow water near the coast (answer)
   • Only far out at sea
   • In the deepest water
5. What is a litter?
   • A place where pups sleep
   • A group of pups born together (answer)
   • A school of adult sharks

Words

• cephalofoil: hammer-shaped head
• crustaceans: crabs and kin
• litters: groups of pups
• nursery: young sharks' home
• migrate: travel with seasons