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