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Essential Natural Science 1Unit 5
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Essential Natural Science 1Unit 5
Contents
Vertebrates
CharacteristicsSymmetryClassification
Mammals
CharacteristicsClassificationHuman beings
Birds
CharacteristicsBird beaks
Reptiles
CharacteristicsClassification Amphibians
CharacteristicsMetamorphosisClassification
Fish
CharacteristicsClassification
Hands on
Scientific diagram
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Essential Natural Science 1Unit 5
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What are vertebrates like?
Symmetry What are mammals like?
How are mammals classified?
Human beings What are birds like?
Bird beaks What are reptiles like?
How are reptiles classifed?
What are amphibians like?
Metamorphosis How are amphibians classified?
What are fish like?
How are fish classified?
Scientific diagram
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Animation: Vertebrates
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Essential Natural Science 1Unit 5
What are vertebrates like?
trunk
tail
head
limbs
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Essential Natural Science 1Unit 5
What are vertebrates like?
spinal column
trunk
tail
head
brain
limbs
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Essential Natural Science 1Unit 5
bilateral symmetry (vertebrate)
Symmetry
plane of symmetry
planes of
symmetry
radial symmetry(some invertebrates)
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Essential Natural Science 1Unit 5
Animation: Vertebrates
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OPENOPEN
Essential Natural Science 1Unit 5
What are mammals like?
ears
neck
articulatedlimbs
tail
trunk
head
fur
mammary glands
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Essential Natural Science 1Unit 5
What are mammals like?
ears
necktail
trunk
head
fur
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spinal column
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mammary glands
articulatedlimbs
Essential Natural Science 1Unit 5
How are mammals classified?
Monotremes Marsupials
Placentals
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Essential Natural Science 1Unit 5
Human beings
Classification
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Kingdom:Animalia
Species:sapiens
Phylum:Chordata
Class:Mammalia
Order:Primates
Family:Hominidae
Genus:Homo
Essential Natural Science 1Unit 5
What are birds like?
beak
neck
legs
wing
feathers
calamus
rachis
barbs
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Essential Natural Science 1Unit 5
What are birds like?
spinal column
beak
neck
legs
wing
feathers keel
calamus
rachis
barbs
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Essential Natural Science 1Unit 5
Bird beaks
Strong, curved beaks can tear flesh after prey is caught.
Short beaks can capture insects in flight.
Long, pointed beaks can find fish in shallow water.
Wide, flat beaks can filter water to obtain food.
Strong, short beaks can crack and open grain.
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Essential Natural Science 1Unit 5
What are reptiles like?
skin with scales
tail
legs
Reptiles are oviparous.
ENLARGE IMAGE
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Essential Natural Science 1Unit 5
What are reptiles like?
spinal column
skin with scales
tail
legs
Reptiles are oviparous.
ENLARGE IMAGE
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Essential Natural Science 1Unit 5
embryo
yolk sac
amniotic fluid
shell
amnion
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Essential Natural Science 1Unit 5
Snakes Lizards
Turtles Crocodilians
How are reptiles classified?
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Essential Natural Science 1Unit 5
What are amphibians like?
moist skin
legs
tail
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Essential Natural Science 1Unit 5
What are amphibians like?
spinal column
moist skin
legs
tail
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Essential Natural Science 1Unit 5
The metamorphosis of a frog
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Essential Natural Science 1Unit 5
The metamorphosis of a frog
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How are amphibians classified?
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Anura: frogs, toadsUrodela:
salamanders, newts
Essential Natural Science 1Unit 5
What are fish like?
dorsal fin
caudal fin
pelvic fin
operculum
anal fin
pectoral fin
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lateral line system
Essential Natural Science 1Unit 5
What are fish like?
spinal columnscales
lateral line system
dorsal fin
caudal fin
pelvic fin
operculum
anal fin
pectoral fin
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Essential Natural Science 1Unit 5
How are fish classified?
Bony fish
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Cartilaginous fish
Essential Natural Science 1Unit 5
Scientific diagram: diagram of a fish
lateral line system dorsal fin
caudal fin
pelvic fin
operculum
anal finpectoral fin
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Essential Natural Science 1Unit 5
Links
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Science & Nature: Animals
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The Visual Dictionary: Animal Biology