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Gonocephalus bornensis

Gonocephalus bornensis 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 Gonocephalus bornensis rather than just read about it. In short: Gonocephalus bornensis, the Borneo anglehead lizard or Borneo forest dragon, is an agamid lizard endemic to Borneo in Indonesia and Malaysia, and known from Sabah, Kinabalu, Brunei, Sarawak and Kalimantan. Description Moderately long (SVL up to 136 mm).

Gonocephalus bornensis — main illustration
Gonocephalus bornensis — illustration

Key takeaways

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

Reference excerpt

Gonocephalus bornensis, the Borneo anglehead lizard or Borneo forest dragon, is an agamid lizard endemic to Borneo in Indonesia and Malaysia, and known from Sabah, Kinabalu, Brunei, Sarawak and Kalimantan.

Description Moderately long (SVL up to 136 mm). Males generally larger than females (SVL= 118-136 vs. 90–130 mm; Tail Length=261-310 vs. 215–275 mm). Circular border on supercilium. Tympanum rather small. Weakly granular dorsum with a prominent lanceolate crest starting on neck and terminating on lower back. Tail is almost cylindrical.

Sub-adult males are generally brown, olive and green on dorsum with laterals, often with dark reticulations. Adult males are predominantly green with indistinct reticulation. Iris deep brown or light blue. Females rust red dorsolaterally with oval spots formed from reticulations on the sides of body.

Distribution Is endemic to Borneo. Found commonly in Mount Kinabalu, Poring Hot Spring in Sabah, also found in Brunei, Sarawak and Kalimantan.

Ecology and Natural History Found in primary and secondary rainforests up to 700 m (2,300 ft) a.s.l. Arboreal in habit, they live in tree trunks and on lianas often near streams. They deposit eggs in a small burrow dug on soil. Up to four eggs (length 22 mm each) are laid per clutch at intervals of three months.

References

Illustrations

Gonocephalus bornensis illustration
Gonocephalus bornensis illustration
Gonocephalus bornensis: Tiaris miotympanum (bottom left) is a synonym of Gonocephalus bornensis. From Günther 1872.[3]
Tiaris miotympanum (bottom left) is a synonym of Gonocephalus bornensis. From Günther 1872.[3]
Gonocephalus bornensis: Lateral profile of head in threat display
Lateral profile of head in threat display

Worked examples

Example 1 — a first encounter with Gonocephalus bornensis

Start with the simplest possible case. Write down what Gonocephalus bornensis 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 Gonocephalus bornensis 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 Gonocephalus bornensis 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 Gonocephalus bornensis

In research
Gonocephalus bornensis 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 Gonocephalus bornensis 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
Gonocephalus bornensis is common in secondary-school and first-year university syllabi. It links to neighbouring topics Endemic fauna of Borneo, Gonocephalus, IUCN Red List least concern species, so understanding it makes those chapters shorter.
In everyday life
Look for Gonocephalus bornensis 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 Gonocephalus bornensis in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Gonocephalus bornensis means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Gonocephalus bornensis out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gonocephalus bornensis in simple terms?

Gonocephalus bornensis, the Borneo anglehead lizard or Borneo forest dragon, is an agamid lizard endemic to Borneo in Indonesia and Malaysia, and known from Sabah, Kinabalu, Brunei, Sarawak and Kalimantan. Description Moderately long (SVL up to 136 mm).

Why does Gonocephalus bornensis 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 Gonocephalus bornensis?

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 Gonocephalus bornensis.

Tags

  • Endemic fauna of Borneo
  • Gonocephalus
  • IUCN Red List least concern species
  • Reptiles described in 1851
  • Reptiles of Borneo
  • Taxa named by Hermann Schlegel

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