Question 1: Which of these animals is a vertebrate?

Question 1: Which of these animals is a vertebrate?
Multiple­choice quiz. Click the small box to the bottom left of the picture to go to the feedback page.
Sorry, the scorpion is not a vertebrate. It does not have a backbone.
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Sorry, the worm is not a vertebrate. It does not have a backbone.
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Sorry, the butterfly is not a vertebrate. It does not have a backbone.
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Correct! The frog is an amphibian. All amphibians have a backbone.
Question 2: Which of these animals is a reptile?