baleen whale


Baleen whales have string-like plates of baleen instead of teeth.  



Source
A Humpback whale is an example of a Baleen Whale
http://www.google.com/imgres?imgurl=http://www.knme.org/interact/knmeblog/wp-content/uploads/2011/05/Humpback-Whale.jpeg&imgrefurl=http://www.knme.org/interact/knmeblog/%3Fp%3D1859&usg=__PrI3t_140Rg-_sMRumiff3To9BQ=&h=600&w=770&sz=88&hl=en&start=0&sig2=0oVPjn1oq6E7hdOGvvuBwQ&zoom=1&tbnid=aeYZfdO7srkQmM:&tbnh=121&tbnw=158&ei=QvMHTrDpMIrogQf1sbXlDQ&prev=/search%3Fq%3Dhumpback%2Bwhale%26hl%3Den%26biw%3D1238%26bih%3D569%26gbv%3D2%26tbm%3Disch&itbs=1&iact=hc&vpx=638&vpy=113&dur=93&hovh=198&hovw=254&tx=177&ty=111&page=1&ndsp=18&ved=1t:429,r:3,s:0&biw=1238&bih=569