Vertebrates and InvertebratesOnline version
Watch the video "Vertebrates and Invertebrates" and answer the test:
1
How do we classify animals?
2
What is the difference between vertebrates and invertebrates?
3
Which animals are invertebrates?
4
What are characteristics of mammals?
Choose one or more answers
5
Birds are only animals that have...
7
Are amphibians cold-blooded?
8
The bodies of reptiles are covered by...
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