biology

Marquesan kingfisher

Marquesan kingfisher 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 Marquesan kingfisher rather than just read about it. In short: The Marquesan kingfisher or Marquesas kingfisher (Todiramphus godeffroyi) is a species of bird in the family Alcedinidae. It is endemic to French Polynesia.

Key takeaways

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

Reference excerpt

The Marquesan kingfisher or Marquesas kingfisher (Todiramphus godeffroyi) is a species of bird in the family Alcedinidae. It is endemic to French Polynesia. It is threatened by habitat loss and predation by introduced species, and is currently classified as Critically endangered, with fewer than 500 individuals left in the wild.

Description This unique bird is approximately 22 cm (9 in) tall with a buff triangle on its upper back. It has completely white plumage on its crown, mantle, forehead, and center upper back along with featuring a blue eye-stripe pattern ending as broken line behind head. It also has a pale blue lower back, rump, tail and wings.

Distribution and habitat The species occurs only on the Marquesas Islands, French Polynesia. It inhabits tropical moist lowland forests, where it prefers thick, humid vegetation along mountain streams and valleys. This bird also has been observed in coconut plantations and on dry slopes covered with mango trees.

Ecology The species has been reported as nesting in mango trees and decayed hollows of pine trees. Its diet consists of a variety of insects and small vertebrates, mostly lizards.

Conservation The Marquesan kingfisher is Critically endangered and currently likely numbers less than 500 individuals. The population has rapidly declined in recent decades, and it has become extinct on several smaller islands of the group, being reported only from Tahuata in 2011. Its forest habitat suffers from the presence of introduced species like feral cattle, horses, sheep, goats, and pigs. It is also subject to predation by the introduced great horned owl, the common myna and the black rat.

References

Illustrations

Worked examples

Example 1 — a first encounter with Marquesan kingfisher

Start with the simplest possible case. Write down what Marquesan kingfisher 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 Marquesan kingfisher 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 Marquesan kingfisher 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 Marquesan kingfisher

In research: Marquesan kingfisher 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 Marquesan kingfisher 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: Marquesan kingfisher is common in secondary-school and first-year university syllabi. It links to neighbouring topics Birds described in 1877, Birds of the Marquesas Islands, Coraciiformes stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Marquesan kingfisher 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 Marquesan kingfisher in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Marquesan kingfisher 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 Marquesan kingfisher out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Marquesan kingfisher in simple terms?

The Marquesan kingfisher or Marquesas kingfisher (Todiramphus godeffroyi) is a species of bird in the family Alcedinidae. It is endemic to French Polynesia.

Why does Marquesan kingfisher 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 Marquesan kingfisher?

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 Marquesan kingfisher.