The chart illustrates data about different species of 
birds
 which were noticed in Woodchuck County. The information is available at different times of the year.
Use synonyms
Overall
, as Linking Words
it 
Correct pronoun usage
apply
shown
 by Add the auxiliary verb
is shown
chart
, Add an article
the chart
the 
most types of Correct article usage
apply
birds
 are observed in summer, only juncos Use synonyms
is
 Change the verb form
are
exception
. Add an article
an exception
the exception
However
, there are 4 species of Linking Words
birds
 that Use synonyms
observed
 in winter (cardinals, crows, juncos and woodpeckers). Add a missing verb
are observed
Hence
, all Linking Words
birds
 are trying to fly to warm Use synonyms
place
. Fix the agreement mistake
places
Birds
 Use synonyms
which 
known as juncos Correct pronoun usage
apply
are 
stay Unnecessary verb
apply
at
 Change preposition
in
cold
 Add an article
the cold
a cold
place
. Fix the agreement mistake
places
While
 bluebirds, mockingbirds, orioles, Linking Words
vireos
 Correct word choice
and vireos
observed
 only in summer. And only 3 types of Add a missing verb
are observed
birds
 can live in both situations.
Use synonyms
Interesting
 thing to noticeAdd an article
The interesting
An interesting
,
 is that only one species of bird stay Remove the comma
apply
at
 Change preposition
in
cold
 Add an article
the cold
a cold
place
.Fix the agreement mistake
places