rorqual

She’d like to see a different family of whales examined for comparison, as the three individuals studied were all juvenile rorqual whales.

New research provides a fuller understanding of this species, focusing on a foraging behavior called lunge-feeding that it shares with the other members of its cetacean group, the rorqual whales.

Lunge-feeding whales are also called rorqual whales and include two of the largest animals on Earth — the blue and fin whales.

Suddenly, the rorquals had the prey supply they needed to grow.

Like other rorqual whales, humpbacks’ throats expand in rubbery pleats reaching down to their navels.