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Humpback whale breach sequence. A breach or a lunge is a leap out of the water, also known as cresting. The distinction between the two is fairly arbitrary: cetacean researcher Hal Whitehead defines a breach as any leap in which at least 40% of the animal's body clears the water, and a lunge as a leap with less than 40% clearance. [2]
Humpback whales may also make stand-alone sounds that do not form part of a song, particularly during courtship rituals. [15] Finally, humpbacks make a third class of sound called the feeding call. [ citation needed ] This is a long sound (5 to 10 s duration) of near constant frequency.
OneWhale, one of the organisations involved in Hvaldimir's care and observations, stated that other captive and human-conditioned beluga whales from around the world could be rescued and potentially joined with Hvaldimir, with the whales possibly being released further north to the waters off Svalbard, where a group of wild belugas is known to ...
For a supposed spy, Hvaldimir was anything but covert. The white beluga whale had appeared regularly along the coast of Norway since it was first spotted in the country’s north in April 2019 ...
The sudden death of the beloved whale and alleged Russian spy took an unexpected turn toward a possible murder mystery Wednesday as two conservation groups filed a police report and alleged that ...
Dr Shpak, whose account is based on conversations with friends and former colleagues in Russia, where she researched marine mammals from the 1990s until 2022, has made the assertion in a new BBC ...
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]
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