science

Northern giant hummingbird

Northern giant hummingbird is a science 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 Northern giant hummingbird rather than just read about it. In short: The northern giant hummingbird (Patagona peruviana) is the largest species of hummingbird and one of two species of the genus Patagona. Size Its mass is in the range of 17–31 g (0.60–1.09 oz), making it approximately twice as heavy as the next largest hummingbird.

Key takeaways

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

Reference excerpt

The northern giant hummingbird (Patagona peruviana) is the largest species of hummingbird and one of two species of the genus Patagona.

Size Its mass is in the range of 17–31 g (0.60–1.09 oz), making it approximately twice as heavy as the next largest hummingbird. Its wingspan is 21.5 cm (8.5 in), with a body length of 23 cm (9.1 in). The northern giant hummingbird is slightly larger than the southern giant hummingbird, having a longer bill, wings, tail, and body length. Northern males are heavier and with longer wings than northern females.

Range The northern giant hummingbird is non-migratory and inhabits the Andes in Chile, Ecuador, and Peru, which differs from the range of the migratory southern giant hummingbird that inhabits Chile, Argentina, and Bolivia.

Genetic analysis It and the sympatric southern giant hummingbird (P. gigas) were once considered the same species, i.e., the giant hummingbird, though some researchers had already classified them as different species or subspecies in the past. Genetic analysis supports the separation of the two species which shows that they diverged between 2.1 and 3.4 million years ago, in the late Pliocene. The binomial name, Patagona chaski, was attributed to the northern giant hummingbird in 2024, but this taxon was already described as Patagona peruviana by Adolphe Boucard in 1893, making P. chaski a junior synonym of P. peruviana. A single F1 male hybrid between the two species has been recorded in a study that collected a sample of 101 individuals, suggesting that hybridization occurs regularly between the species. However, high genome-wide FST between the two species shows that introgression and backcrossing of first generation hybrids occurs very rarely in nature, such that there is no gene flow occurring between the two species.

References

Illustrations

Worked examples

Example 1 — a first encounter with Northern giant hummingbird

Start with the simplest possible case. Write down what Northern giant hummingbird claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Northern giant hummingbird 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 Northern giant hummingbird 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 Northern giant hummingbird

In research: Northern giant hummingbird appears in science 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 Northern giant hummingbird 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: Northern giant hummingbird is common in secondary-school and first-year university syllabi. It links to neighbouring topics Apodiformes, Birds described in 1893, Birds of South America, so understanding it makes those chapters shorter.
In everyday life: Look for Northern giant hummingbird 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 Northern giant hummingbird in 20 minutes

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

Frequently asked questions

What is Northern giant hummingbird in simple terms?

The northern giant hummingbird (Patagona peruviana) is the largest species of hummingbird and one of two species of the genus Patagona. Size Its mass is in the range of 17–31 g (0.60–1.09 oz), making it approximately twice as heavy as the next largest hummingbird.

Why does Northern giant hummingbird matter?

Because it connects several science 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 Northern giant hummingbird?

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 Northern giant hummingbird.