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Orcas (or killer whales) are large, powerful aquatic apex predators. There have been incidents where orcas were perceived to attack humans in the wild, but such attacks are less common than those by captive orcas. [1] In captivity, there have been several non-fatal and four fatal attacks on humans since the 1970s. [2]
In Western cultures, orcas were historically feared as dangerous, savage predators. [188] ... Orcas have helped humans hunting other whales. [222]
Killer whales have no predators -- except for humans. Documentaries like 'Blackfish' reveal the exploitation behind whale captivity. In the late 1960's, Famous orca Shamu was the whale who set the ...
Researchers have warned that human impact on the ocean is putting increasing pressure on dolphins and whales, and their ecosystems. The UK whale and dolphin conservation charity Orca recorded ...
Despite beluga whales not being threatened overall, sub-populations are being listed as critically endangered and are facing increased mortality from human actions. For example, even though commercial hunting is now banned due to the Marine Mammal Protection Act, beluga whales are still being hunted to preserve the livelihood of native Alaskan ...
Human activities affect marine life and marine habitats through overfishing, habitat loss, the introduction of invasive species, ocean pollution, ocean acidification and ocean warming. These impact marine ecosystems and food webs and may result in consequences as yet unrecognised for the biodiversity and continuation of marine life forms.
The right whales' two known predators are humans and orcas. When danger lurks, a group of right whales may cluster into a circle, and thrash their outwards-pointing tails. They may also head for shallow water, which sometimes proves to be an ineffective defense.
Scientists found microplastics in the exhaled breath of 11 dolphins, according to a new study. A wild bottlenose dolphin receives a health assessment in Louisiana's Barataria Bay, in 2018.