noun
- large baleen whales with throat grooves that allow their mouths to expand when feeding
Usage: zoology
Examples
- Blue whales are the largest of all rorquals.
- Rorquals feed by taking enormous gulps of water containing krill.
- The humpback whale belongs to the family of rorquals.
- Scientists studied the feeding behavior of rorquals in Antarctic waters.
- Rorquals have distinctive pleated throats that expand during feeding.
- Fin whales and sei whales are both types of rorquals.