WONDER #1939: How Can You Tell How Old Animals Are?

Question 1 of 3

Which of the following animals can usually only be aged after death?

  1. cat
  2. dog
  3. ape
  4. fish

Question 2 of 3

Which of the following is NOT something that might give you clues about a dog’s age?

  1. teeth
  2. eyes
  3. tail
  4. fur

Question 3 of 3

Scientists now believe that humpback whales might be able to be aged by examining their what?

  1. saliva
  2. tongue
  3. fins
  4. DNA

Check your answers online at https://wonderopolis.org/index.php/wonder/how-can-you-tell-how-old-animals-are.