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Phylum Chordata is an animal that has a notochord, a nerve cord, a tail, and structures called pharyngeal pouches at some point in its life.

Vertebrates have a backbone and are more than a few centimeters tall.

Fish

  • Mandarinfish

Distinguishing Characteristics

  • gills absorb oxygen gas from water

  • fins for swimming

  • grouped in 3 classes

  • Green and Black Dart Frogs

Distinguishing Characteristics

  • Lives part on land and part in water

  • Bodies change as they get older

  • Different body forms

Amphibians

  • Sea Turtle

Distinguishing Characteristics

  • Skin is waterproof

  • covered in scales

  • three-chambered hearts

Reptiles

Birds

  • Blue Bird

Distingushing Characteristics

  • lightweight bones

  • have stiff feathers

  • oil glands

Mammals

  • Dolphins

Distinguishing Characteristics

  • have backbone

  • fur covered bodies

  • complete digestive system

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