mammals mammals fish birds amphibians reptiles reptiles birds fis amphibians
1
.
Their
bodies
are
covered
with
feathers
:
2
.
They
breathe
air
through
their
lungs
and
their
skin
is
covered
with
scales
:
3
.
Most
of
them
are
covered
with
hair
or
fur
:
4
.
They
are
oviparous
and
most
of
them
look
after
their
young
:
5
.
All
of
them
are
aquatic
animals
:
6
.
When
they
are
adults
,
they
breathe
through
their
lungs
and
their
skin
:
7
.
When
they
are
young
,
they
drink
their
mother's
milk
:
8
.
Most
of
them
live
on
land
and
some
of
them
slither
:
9
.
Their
babies
are
called
tadpoles
:
10
.
They
breathe
through
their
gills
and
they
move
using
their
fins
: