1. Mrs Harrison’s X-ray
Machine

2. We are going to use the x-ray machine to
see if some animals are vertebrates or
invertebrates
A BACKBONE
Vertebrates are animals that have:
NO BACKBONE

3. Our first animal is a cat. Do you
think a cat is a vertebrate?
Click on the cat
to x-ray it!

4. What about this fish? Do you think
a fish is a vertebrate?
Click on the fish
to x-ray it!

5. What about this snail? Do you
think a snail is a vertebrate?
Click on the snail
to x-ray it!

6. What about this dinosaur? Do you
think dinosaurs were vertebrates?
Click on the
dinosaur to x-ray
it!

7. What about this jellyfish? Do you
think a jellyfish is a vertebrate?
Click on the
jellyfish to x-ray
it!

8. What about this eagle? Do you
think an eagle is a vertebrate?
Click on the eagle
to x-ray it!

9. What about this worm? Do you
think a worm is a vertebrate?
Click on the worm
to x-ray it!

10. What about this frog? Do you
think a frog is a vertebrate?
Click on the frog
to x-ray it!

11. What about this person? Do you
think a human is a vertebrate?
Click on the
person to x-ray
them!

12. Yes, a cat
has a
backbone,
so it is a
vertebrate
Click here to
carry on

13. Yes, a fish
has a
Click here to
backbone, carry on
so it is a
vertebrate

14. No, a snail has
no backbone, so
it is an
invertebrate
Click here to
carry on

15. Yes, this
dinosaur had
a backbone,
so it was a
vertebrate
Click here to
carry on

16. No, a jellyfish
has no
backbone, so it
is an
invertebrate
Click here to
carry on

17. Yes, an eagle has
a backbone, so it Click here to
carry on
is a vertebrate

18. No, a worm has
no backbone, so
it is an
invertebrate
Click here to
carry on

19. Yes, a frog has
a backbone, so
it is a
vertebrate
Click here to
carry on

20. Yes, a human
has a
backbone, so
it is a
vertebrate
Click here to
carry on

21. The end!

22. Correct!
Vertebrates are animals that have a backbone
Click here to
carry on

23. Oops!
Vertebrates are animals that have a backbone
Click here to
carry on