Dolphins
have
fins.
They
use
the
fins
to
move
and
turn.
Every
dolphin
has
a
unique
dorsal
fin.
Dolphins
also
have
a
blowhole.
They
use
this
for
breathing.
Dolphins
live
in
oceans
around
the
world.
They
like
shallow
waters.
Some
species
live
in
rivers.
Dolphins
are
They
live
and
hunt
in
groups
called
pods.
A
pod
will
surround
a
school
of
fish.
Then
the
dolphins
take
turns
catching
fish.
Baby
dolphins
are
called
calves.
They
stay
with
their
mothers
for
up
to
eight
years.
Most
dolphins
can
live
for
a
very
long
time.
For
example,
bottlenose
dolphins
can
live
for
more
than
40
years.



