A Whale of a Tooth Story--Or NotSep 28 2019

Baleen whales, including the gigantic blue whales and right whales, don't need teeth to feed on their prey.  

That is because they can filter feed on nutrient-dense plankton and krill.  What scientists are finding is that these fascinating creatures carry their entire medical history in their mouths.  

Read the entire story and watch videos of some of these whales in action here at Hakai Magazine.