Baleen whales have a special structure in their mouth that enables them to filter feed. Instead of teeth, they have baleen plates that hang down from their upper jaw. These are made from keratin – the ...

The discovery of a whale fossil dating back to 36.4 million years ago has filled in a gaping hole in the evolution of baleen whales, a group that includes humpbacks (Megaptera novaeangliae) and ...

Feb. 21, 2024 — The iconic baleen whales, such as the blue, gray and humpback whale, depend on sound for communication in the vast marine environment where they live.

As a result, it has not been clear whether, as they evolved, early baleen whales retained the teeth of their ancestors until a filter-feeding system had been established. An early initial assumption, ...

But baleen whales still have olfactory bulbs, which suggests smell remains important. And scent can indeed give zooplankton away. Zooplankton like to eat other tiny critters called phytoplankton.

Baleen whales — which capture krill, fish, zooplankton and squid by filtering seawater through their special structures in their mouths — may consume up to three times more prey than ...

Baleen whales eat (and poop) a lot more than we realized. In a single day, a blue whale can gulp down the caloric equivalent of 30,000 Big Macs.

Boaters got "lucky enough" to spot a plethora of sea creatures off the coast of California, spotting multiple species in one ...

Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton diet from the water. More solitary than toothed whales, baleen ...

Baleen whales, including today’s blue, humpback, and fin whales rely on sounds to live in their watery world.Their songs must be able travel far in the murky, dark ocean so that they can find ...

Bowhead whales may carry their babies for as long as 23 months, ... a lot of terrestrial animals but, until now, it’s been discounted as occurring in baleen whales,” Dr. Lysiak said. ...