Author Archives: Jack Rolfe

The brain and other organs

Physeter macrocephalus has fasinating organs. For starters sperm whales have the longest intestinal system in the world, which can be more than 300m in length in some larger specimens. The brain of P. macrocephalus is also the largest of any known species, alive … Continue reading

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Sonar and Echolocation

It is well known that cetaceans use echolocation to track prey and map the underwater world; this is especially important for sperm whales as they predate at great depth where it is far too dark to rely on visual targeting … Continue reading

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A Brief Introduction to Sperm Whales

The Sperm Whale (Physeter macrocephalus) is the largest odontocete whale growing to 20.5m in length and 41 tons; it is also the largest toothed predator in the world. Relatively little is known about the behaviour of P. macrocephalus due to the fact … Continue reading

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Welcome to the blog

The first post! Where better to start than with the plan? This blog is going to be about the Sperm Whale Physeter macrocephalus and its adaptations to cope with the extreme nature of its habitat, among which is the high pressure experienced … Continue reading

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