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Ultimately, the reasons for breaching are unknown; however, there is evidence to support a range of hypotheses. Whales are more likely to breach when they are in groups, suggesting that it is a non-verbal signal to other group members during social behaviour. Scientists have called this theory "honest signalling". The immense cloud of bubbles ...
From time to time, schools of small fish breach the water in unison, as if in symphony. ... Orcas, or “killer whales,” can grow up to 27 feet long and weigh as much as six tons. Known as the ...
The killer whales regularly demonstrate their competence by chasing seals up shelving gravel beaches, up to the edge of the water. The pursuing whales are occasionally partially thrust out of the sea by a combination of their own impetus and retreating water, and have to wait for the next wave to re-float them and carry them back to sea. [12]
“Killer whales are very physical,” he said, “and because they’re 25 feet long and weigh up to 8,000 pounds, when they are physical with an object, it can be a little bit more forceful.” ...
Portal:Cetaceans/Did you know/2 ...when right whales and humpback whales breach (leap out of the water), seagulls can often be seen darting in to pick up pieces of skin that become dislodged from the breaching whales.
A killer whale was spotted balancing a salmon on its head. It’s not clear what the behavior means, but orcas were observed doing the same thing in the 1980s.
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]
Since 2020, a group of killer whales in the Strait of Gibraltar has sunk three vessels and disabled dozens more. The reason why is unclear. Experts share their theories.