Fitted with Collars: teacher key

African Wild Dogs, grade 9 edition, written for 9th grade. Researchers fit wild dogs with GPS collars to learn how fast they run and how far they travel, and they study what a pack does at a rally before it sets off. The numbers also show how few wild dogs are left and how some have been brought back.

Read the book. Print this page for the key.

Questions and answers

1. How many valid chases did the researchers record from the pack of six adults?
   • 1,119 (answer)
   • 119
   • 11
2. What does the page say wild dogs use to find prey?
   • Smell
   • Sight (answer)
   • Sound
3. What did a genome study call the most notable characteristic of African wild dogs?
   • Their big ears
   • Their howl
   • The loss of the first digit on the forefeet (answer)
4. How many social rallies from 5 packs did researchers record?
   • 6
   • 68 (answer)
   • 680
5. The page says the paper took the 80 percent impala figure from earlier work. What does that tell you about the collars?
   • The collars recorded the prey
   • The collars did not record prey (answer)
   • The collars were removed
6. What does reintroduced mean in: wild dogs were reintroduced into reserves?
   • Counted by a machine
   • Moved out of Africa
   • Brought back to live there again (answer)

Words

• genome: all its genes
• obligate: must have
• rallies: greeting ceremonies
• dispersing: leaving home
• reintroduced: brought back