Humpback whales use their flippers and bubble ‘nets’ to catch fish
New details show how the animals use their long flippers and a whirl of bubbles to hunt

A humpback whale will blow a “net” made of bubbles and then splash its flippers at the net’s weak parts to reinforce them before lunging to swallow the captured prey (illustrated in yellow), a study finds. The research was conducted under NOAA permits #14122 and #18529.
K. Kosma/Royal Society Open Science 2019