we're getting just a single value out of the array -- you ask for a scalar,
you get a scalar.
-To get multiple values from a array:
+To get multiple values from an array:
@animals[0,1]; # gives ("camel", "llama");
@animals[0..2]; # gives ("camel", "llama", "owl");
=head2 Using Perl modules
Perl modules provide a range of features to help you avoid reinventing
-the wheel, and can be downloaded from CPAN (http://www.cpan.org). A
+the wheel, and can be downloaded from CPAN ( http://www.cpan.org/ ). A
number of popular modules are included with the Perl distribution
itself.