biology

Synallaxis

Synallaxis 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 Synallaxis rather than just read about it. In short: Synallaxis is a genus of birds in the ovenbird family, Furnariidae. It is one of the most diverse genera in the family and is composed of small birds that inhabit dense undergrowth across tropical and subtropical habitats in the Neotropical region.

Key takeaways

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

Reference excerpt

Synallaxis is a genus of birds in the ovenbird family, Furnariidae. It is one of the most diverse genera in the family and is composed of small birds that inhabit dense undergrowth across tropical and subtropical habitats in the Neotropical region. Some species show contrasting plumage patterns involving rufous crown and wing patches and black throat patches but they are difficult to see as they keep ensconced in vegetation most of the time. Most species show the long graduated tail with pointy feathers that is typical of spinetails. They are also characterized by constructing large domed nests with stick, including a long entrance tube. Some species can be difficult to distinguish from one another on the basis of their plumage, but can be told apart by their vocalizations, which can be quite distinctive.

Taxonomy

The genus Synallaxis was introduced in 1818 by the French ornithologist Louis Pierre Vieillot. The name is from the Ancient Greek sunallaxis meaning "exchange". Vieillot did not specify a type species but in 1840 George Gray designated the rufous-capped spinetail. The genus contains 37 species:

Formerly, some authorities also considered the following species as species within the genus Synallaxis:

White-browed spinetail (as Synallaxis gularis) Chotoy spinetail (as Synallaxis phryganophila) White-bellied spinetail (as Synallaxis propinqua)

References

External links

Synallaxis. Integrated Taxonomic Information System (ITIS). Synallaxis species. BirdLife International.

Illustrations

Worked examples

Example 1 — a first encounter with Synallaxis

Start with the simplest possible case. Write down what Synallaxis 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 Synallaxis 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 Synallaxis 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 Synallaxis

In research: Synallaxis 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 Synallaxis 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: Synallaxis is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bird genera, Furnariidae stubs, Synallaxis, so understanding it makes those chapters shorter.
In everyday life: Look for Synallaxis 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 Synallaxis in 20 minutes

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

Frequently asked questions

What is Synallaxis in simple terms?

Why does Synallaxis 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 Synallaxis?

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 Synallaxis.