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Glossary
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Key Words

 

  • Bone - Hard material which makes up the skeleton
  • Skeleton - The hard framework of an animal which protects and supports the body
  • Rib cage - Bones in animals that protect the heart and lungs
  • Heart - Muscle in animals that pumps blood around the body
  • Lungs - Organ in body responsible for breathing
  • Vertebrates - Creatures with a backbone
  • Invertebrates - Creatures without a backbone
  • Endoskeleton - Creatures with a skeleton inside their body
  • Exoskeleton - creatures with a skeleton around their body

 

 

 

 

 
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