biology

Marquesas swamphen

Marquesas swamphen is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Marquesas swamphen rather than just read about it. In short: The Marquesas swamphen (Porphyrio paepae) is an extinct species of swamphen from the Marquesas Islands Hiva Oa and Tahuata. It was originally described from 600-year-old subfossil remains from Tahuata and Hiva Oa.

Key takeaways

Marquesas swamphen belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Marquesas swamphen to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Marquesas swamphen from memory before moving on to harder problems.

Reference excerpt

The Marquesas swamphen (Porphyrio paepae) is an extinct species of swamphen from the Marquesas Islands Hiva Oa and Tahuata. It was originally described from 600-year-old subfossil remains from Tahuata and Hiva Oa. It may have survived to around 1900; in the lower right corner of Paul Gauguin's 1902 painting Le Sorcier d'Hiva Oa ou le Marquisien à la cape rouge there is a bird which resembles native descriptions of Porphyrio paepae. Thor Heyerdahl claimed to have seen a similar flightless bird on Hiva Oa in 1937.

References

Sources Steadman, David W. (2006). Extinction and Biogeography of Tropical Pacific Birds. Chicago: University of Chicago Press. pp. 101, 105–6, 127, 243–4, 312–5, 523. ISBN 0-226-77142-3.

Illustrations

Worked examples

Example 1 — a first encounter with Marquesas swamphen

Start with the simplest possible case. Write down what Marquesas swamphen claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Marquesas swamphen before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Marquesas swamphen ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Marquesas swamphen

In research: Marquesas swamphen appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Marquesas swamphen in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Marquesas swamphen is common in secondary-school and first-year university syllabi. It links to neighbouring topics Birds described in 1988, Birds of the Marquesas Islands, Extinct birds of Oceania, so understanding it makes those chapters shorter.
In everyday life: Look for Marquesas swamphen outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Marquesas swamphen in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Marquesas swamphen means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Marquesas swamphen out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Marquesas swamphen in simple terms?

Why does Marquesas swamphen matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Marquesas swamphen?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Marquesas swamphen.