Vertebrates and Invertebrate

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Vertebrates and Invertebrate

• By Chris O'Brien and Bryan Lanza

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Vertebrates

• Mammals
• Reptile
• Amphibian
• Bird
• Fish

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Mammals

• Make milk for young
• Fur or hair
• Get oxygen with lungs
• Warm-blooded-keep body temperature almost same at
  all times
• Develop in mom's body
• Babies look like parents

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Reptiles- are similar to mammals

• Cold blooded-body changes with temperature
• Tough dry skin with scales
• Lay eggs

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Amphibians

• Cold-blooded-body changes with environment
• Skin can absorb waster and oxygen
• Soft and moist skin
• Largest change in life cycle of all classes
  (metamorphosis)

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Fish

• Fresh or salt water
• Get oxygen through gills
• Scales/fins
• Life cycle like reptiles
• Lay eggs

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Birds

• Warm-blooded
• Feathers
• Beaks
• Lay eggs
• Some fly
• Young need to be fed by parents

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Invertebrate

• Mollusks
• Worms
• Arthropods
• Cnidarians

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Mollusks

• Soft body without bones
• Hard outer shell (protects from being eaten)?
• Oxygen from gills
• Others get oxygen from water they absorb

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Worms

• Live in wet or damp places
• Different sizes
• Longest worm is 7 meters (23feet) long
• Belong to many different phylum's

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Arthropods

• Largest phylum of animals
• Arthropod means jointed feet
• Arthropods are insects
• Get oxygen in many different ways
• They have bodies divided into separate parts

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Closing