Clicking for charity´s free and a great way to donate if you don´t have much money to donate, the sponsors do this for you, and you can save a lot of animals´ lives that way, here´s the ultimative clicking list I work up every day, created it lately because there´ve been some changes:
www.theanimalrescuesite.com/clicktogive/ several clicks
www.clicktogive.com 6 clicks
http://ecologyfund.com/ecology/_donate_species.htm 2 or 3 clicks, that´s different sometimes
http://www.care2.com/click-to-donate/ 10 clicks
http://www.animalwebaction.com/ 3 clicks
http://shopforyourcause.com/click-to-donate/ only 1 click for a rescue/cause now
http://www.actuanimaux.com/ 5 clicks for each pet/group of pets
www.urgenceanimaux.com/collecte.php?id=463 2 clciks for each pet/group of pets
http://www.urgenceanimaux.com/collecte.php?id=509
http://www.clicanimaux.com/ 5 clicks
http://croquette-gratuite.com/ to feed dogs
http://croquette-gratuite.com/chats.php to feed cts
http://croquette-gratuite.com/chats.php to give cat litter
http://freekibble.com 2 questions to answer (no matter if right or wrong) + 1 click to give cat litter