My pear tree leaves are looking like they are burnt:
http://www.geocities.com/rbalach/pear_leaf.jpg
Any idea what could be wrong ?

Also i saw a bunch of these crawling around on the tree:
http://www.geocities.com/rbalach/pear_bug.jpg
Could they be the cause of the leaves turning black / burnt ?

sorry for the fuzzy pics, the breeze kept blowing the leaves around.

Thanks in advance