science

Progression of Animals

Progression of Animals 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 Progression of Animals rather than just read about it. In short: Progression of Animals (or On the Gait of Animals; Greek: Περὶ πορείας ζῴων; Latin: De incessu animalium) is one of Aristotle's major texts on biology. It gives details of gait and movement in various kinds of animals, as well as speculating over the structural homologies among living things.

Key takeaways

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

Reference excerpt

Progression of Animals (or On the Gait of Animals; Greek: Περὶ πορείας ζῴων; Latin: De incessu animalium) is one of Aristotle's major texts on biology. It gives details of gait and movement in various kinds of animals, as well as speculating over the structural homologies among living things. Aristotle sets out to "discuss the parts which are useful to animals for their movement from place to place, and consider why each part is of the nature which it is, and why they possess them, and further the differences in the various parts of one and the same animal and in those of animals of different species compared with one another" (704a1-4). Progression of Animals illustrates Aristotle's teleological approach to animal biology.

Texts and translations Works related to On the Progression of Animals at Wikisource Greek text and English translation by E.S. Forster (Loeb Classical Library, Aristotle Parts of Animals, Movement of Animals, Progression of Animals, 1937): archive.org On the Gait of Animals, translated by A. S. L. Farquharson, Oxford, 1912: Google Books,Adelaide (HTML), MIT Classics (HTML) Movement & Progression of Animals public domain audiobook at LibriVox Greek text with Farquharson's translation facing Greek text with French translation and commentary by Jules Barthélemy-Saint-Hilaire

References

Worked examples

Example 1 — a first encounter with Progression of Animals

Start with the simplest possible case. Write down what Progression of Animals 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 Progression of Animals 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 Progression of Animals 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 Progression of Animals

In research: Progression of Animals 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 Progression of Animals 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: Progression of Animals is common in secondary-school and first-year university syllabi. It links to neighbouring topics Works by Aristotle, Zoology book stubs, Zoology books, so understanding it makes those chapters shorter.
In everyday life: Look for Progression of Animals 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 Progression of Animals in 20 minutes

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

Frequently asked questions

What is Progression of Animals in simple terms?

Why does Progression of Animals 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 Progression of Animals?

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 Progression of Animals.