science

Prion (bird)

Prion (bird) 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 Prion (bird) rather than just read about it. In short: The prions () or whalebirds are small petrels in the genera Pachyptila and Halobaena. They form one of the four groups within the Procellariidae along with the gadfly petrels, shearwaters, and fulmarine petrels.

Key takeaways

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

Reference excerpt

The prions () or whalebirds are small petrels in the genera Pachyptila and Halobaena. They form one of the four groups within the Procellariidae along with the gadfly petrels, shearwaters, and fulmarine petrels. The name derives from the Greek priōn, meaning "saw", a reference of the serrated edges of the birds' saw-like bill. They are found in the Southern Ocean and breed on a number of subantarctic islands. Prions grow 20 to 27 cm (7.9–10.6 in) long, and have blue-grey upper parts and white underparts. Three species of prion have flattened bills with a fringe of lamellae that act as strainers for zooplankton. All prions are marine and feed on small crustacea such as copepods, ostracods, decapods, and krill, as well as some fish such as myctophids and nototheniids.

List of species

Pachyptila Pachyptila turtur, fairy prion Pachyptila belcheri, slender-billed prion Pachyptila crassirostris, fulmar prion Pachyptila vittata, broad-billed prion Pachyptila desolata, Antarctic prion Pachyptila salvini, Salvin's prion Pachyptila macgillivrayi, MacGillivray's prion Halobaena Halobaena caerulea, blue petrel In addition, fossil remains of some hitherto undescribed prehistoric species have been found. The oldest comes from the Late Miocene (Tortonian, some 7 to 12 million years ago) of the Bahía Inglesa Formation in Chile.

Footnotes

References Brands, Sheila (14 Aug 2008). "Systema Naturae 2000 / Classification - Family Procellariidae -". Project: The Taxonomicon. Retrieved 22 Jul 2009.{{cite web}}: CS1 maint: url-status (link) Cherel, Y., Bocher, P., De Broyer, C., Hobson, K.A., (2002) "Food and feeding ecology of the sympatric thin-billed Pachyptila belcheri and Antarctic P. desolata prions at Iles Kerguelen, Southern Indian Ocean" Marine Ecology Progress Series 228: 263–281 [1] Maynard, B. J. (2003). "Shearwaters, petrels, and fulmars (procellariidae)". In Hutchins, Michael (ed.). Grzimek's Animal Life Encyclopedia. Vol. 8 Birds I Tinamous and Ratites to Hoatzins (2 ed.). Farmington Hills, MI: Gale Group. pp. 123–127. ISBN 0-7876-5784-0.

External links Antarctic prion homes in on their life mate through smell

Illustrations

Worked examples

Example 1 — a first encounter with Prion (bird)

Start with the simplest possible case. Write down what Prion (bird) 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 Prion (bird) 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 Prion (bird) 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 Prion (bird)

In research: Prion (bird) 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 Prion (bird) 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: Prion (bird) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bird common names, Extant Tortonian first appearances, Pachyptila, so understanding it makes those chapters shorter.
In everyday life: Look for Prion (bird) 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 Prion (bird) in 20 minutes

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

Frequently asked questions

What is Prion (bird) in simple terms?

Why does Prion (bird) 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 Prion (bird)?

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 Prion (bird).