Zusammenfassung der Ressource
Grouping Animals
- Vertebrates - With Backbone
- Mammals
- Placentals - Give birth to well developed young
- Marsupials - Pouch eg Koala,
Kangaroo, Tasmanian Devil
- Monotremes - duck bill, long tongue
- Lay tiny eggs that have a
leathery shell. Eg Platypus,
Spiny anteaters
- Warm Blooded Vertebrates
- Birds
- Warm Blooded Vertebrates
- Have a pair of wings.
- Hollow bones, which
makes body light to fly
- Reproduce
sexually through
internal
fertilisation
- Lay eggs with hard shell
- Fish
- Cold Blooded Vertebrates
- Gills to remove
dissolved oxygen from
water
- Fins to swim, Scales
to protect body. No
eyelid
- Reproduce sexually
through external
fertilisation.
- Female lay eggs and releases in water. Male
swims over the eggs and releases liquid
containing sperm. Each sperm fertilises an
egg which develop into embryo and
eventually become fish. Some fish like shark
and guppies give birth to young alive.
- Amphibians
- Cold Blooded Vertebrates
- Moist Skin, no outer covering. Eg tadpole
- Reproduce sexually. Internal fertilisation
- Lay eggs in water. The young
look different from the
parents
- Reptile
- Cold Blooded Vertebrates
- Have 4 legs and a tail (except Snake)
- Have tough,
dry skin
covered with
scales, lungs.
- Reproduce Sexually. Internal fertilisation
- Lay eggs on hand.
Some snakes keep
their eggs inside
their bodies unitl
they hatch
- Invertebrates - without backbone
- Insects
- Cold Blooded Invertebrates
- Have 3 body segments -
Head, Thorax, Abdomen
- Exoskeleton - skeleton on
the outside. made of layer of
hard skin covering and
protect the body
- Most have wings
and all insects have
2 antennae to sense
the world.
- Mate and
reproduce
sexually.Mostly
reproduce by laying
eggs
- Worms
- Shellfish
- Warm Blooded
- Body temperature - does not
change much regardless of
surrounding. Eg mammals
and birds
- Cold Blooded
- Body temperature - change
according to surroundings.
Eg Amphibians and reptiles