What is the filter-feeding system used by some whales known as?
A Rostrum
B Blowhole
C Baleen
Baleen acts as a natural filter during feeding. Composed of keratin plates, it forms a flexible curtain in the mouths of baleen whales. As these massive creatures gulp seawater, they use their baleen to filter out small organisms like krill and plankton, which make up the majority of their diet.
Correct Answer: Baleen