biology

Nidifugous and nidicolous organisms

Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms rather than just read about it. In short: In biology, nidifugous (UK: ny-DIF-yuu-gəs, US: -⁠yə-) organisms are those that leave the nest shortly after hatching or birth. The term is derived from Latin nidus for "nest" and fugere, meaning "to flee".

Key takeaways

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

Reference excerpt

In biology, nidifugous (UK: ny-DIF-yuu-gəs, US: -⁠yə-) organisms are those that leave the nest shortly after hatching or birth. The term is derived from Latin nidus for "nest" and fugere, meaning "to flee". The terminology is most often used to describe birds and was introduced by Lorenz Oken in 1816. The chicks of birds in many families, such as the waders, waterfowl, and gamebirds, are usually nidifugous. The opposite of nidifugous organisms are nidicolous ( ny-DIK-ə-ləs; from Latin nidus "nest" and -colus "inhabiting") organisms; a nidicolous organism is one which stays at its birthplace for a long time because it depends on its parents for food, protection, and the learning of survival skills. Examples of nidicolous species include mammals and many species of birds. During the life span, the brain of a nidicolous animal expands 8–10 times its initial size; in nidifugous animals, it expands from 1.5 to 2.5 times.

Relation to precociality and altriciality Two other terms are also used by scientists for related developmental phenomena: altricial (relatively undeveloped at birth or hatching; helpless, blind, without feathers or hair, and unable to fend for themselves) and precocial (relatively developed at birth or hatching; able to fend for themselves). The term nidifugous is sometimes used synonymously with precocial, as all nidifugous species are precocial. Similarly, all altricial animals are nidicolous by necessity. However, not all precocial birds leave the nest; some may stay at the nest even if they are precocial and fully capable of leaving if needed. These species are thus considered nidicolous rather than nidifugous. Examples of precocious but nidicolous species include many gulls and terns.

See also Precociality and altriciality Parental investment

References

Illustrations

Worked examples

Example 1 — a first encounter with Nidifugous and nidicolous organisms

Start with the simplest possible case. Write down what Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms

In research: Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms 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: Nidifugous and nidicolous organisms is common in secondary-school and first-year university syllabi. It links to neighbouring topics Animal developmental biology, Taxa named by Lorenz Oken, so understanding it makes those chapters shorter.
In everyday life: Look for Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms in 20 minutes

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

Frequently asked questions

What is Nidifugous and nidicolous organisms in simple terms?

Why does Nidifugous and nidicolous organisms 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 Nidifugous and nidicolous organisms?

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 Nidifugous and nidicolous organisms.