A Hunter of the River Banks: teacher key

Nile Crocodiles, grade 7 edition, written for 7th grade. Nile crocodiles are most active at night. See how they sense and hunt, how big they grow, and how a mother raises her young.

Read the book. Print this page for the key.

Questions and answers

1. When are Nile crocodiles most often active?
   • At night (answer)
   • At noon
   • Never
2. Why do crocodiles see well at night?
   • Their eyes glow
   • Their vertical pupils open wider (answer)
   • They have four eyes
3. What is the main food of a Nile crocodile?
   • Zebras
   • Insects
   • Fish (answer)
4. How do Nile crocodiles often rest in the sun?
   • With their mouths open (answer)
   • Buried in sand
   • Under a nest
5. What does ambush mean?
   • Sleep late
   • Hunt from hiding (answer)
   • Swim in a group
6. Why did laws matter for Nile crocodiles?
   • They helped numbers recover (answer)
   • They made nests bigger
   • They stopped night hunting

Words

• ambush: hunt from hiding
• pupils: eye openings
• basks: sits in sun
• recover: get better