Nature and EnvironmentBrazilBrazil whale watchers celebrate return of humpbacks02:07This browser does not support the video element.Nature and EnvironmentBrazilNita Blake-Persen07/29/2023July 29, 2023Scientists and whale watchers are celebrating a dramatic rise in the number of humpback whales off the coast of Brazil. The waters were once killing grounds for the marine mammals, which were hunted for their blubber. Copy linkAdvertisement