Facts on whales helping with identification Killer whales Orcinus arca , have black-and-white markings and tall, upright dorsal fins. The records from and have been used previously to quantify the relationship between humpback whale oil yield and body length [ 32 ]. Those that reached the sampling site later en route to their breeding grounds carried higher lipid stores than those that arrived earlier, possibly reflecting individual variation in residency times in the Antarctic feeding grounds. Of the humpback whales, Teede, to whom we are indebted for showing us the humpback whale catch records from the NorWest Whaling Company and providing valuable information about the commercial whaling era. Which whale has the largest testicles? Aggressive behavior between humpback whales Megaptera novaeangliae wintering in Hawaiian waters.
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Each song lasts for half an hour or more and consists of several main components. They give birth and nurse their young in the water and live their entire lives there. However, the relationship between blubber thickness and body length has at times been confounded by high individual variability and small sample size [ 30 ]. Ears are normally difficult to spot as it is often hidden from view. Sperm whales have disproportionately small eyes so it is thought that they do not see particularly well.
Sperm Whale, Orca, Dolphins and Humpback Whales – Whales and Dolphins BC
Includes two big dudes. Capital and income breeding as alternative tactics of resource use in reproduction. Typically it makes dives of up to m, but can reach depths of up to km. Sei whales appear not to form any long-lasting family groups and are usually seen in groups of less than five. Summary data are available in appendix S1 in the electronic supplementary material.
Humans have hunted whales for their meat, baleen, oil, and hides. Distribution The minke whale has a cosmopolitan distribution. Open in a separate window. The measurement of total body lipid requires complete oil extraction from every part of the whale body. Females will sometimes assist this process by driving away older males.