convergent evolution: meaning, definition, pronunciation and examples
C2Academic, Scientific, Technical
Quick answer
What does “convergent evolution” mean?
A biological process where unrelated species independently evolve similar traits or adaptations in response to similar environmental challenges or ecological niches.
Audio
Pronunciation
Definition
Meaning and Definition
A biological process where unrelated species independently evolve similar traits or adaptations in response to similar environmental challenges or ecological niches.
The phenomenon by which distinct evolutionary lineages arrive at analogous structures, functions, or solutions. By extension, can be used metaphorically to describe the independent development of similar ideas, technologies, or cultural practices in disparate fields or societies.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling follows standard national conventions (e.g., 'behavioural' vs. 'behavioral' in surrounding text).
Connotations
Identical technical connotations in both varieties.
Frequency
Used with identical frequency in relevant academic/scientific contexts in both regions.
Grammar
How to Use “convergent evolution” in a Sentence
Convergent evolution occurs between [species A] and [species B].The [trait] is a product of convergent evolution.[Species] show convergent evolution in their [body part/behaviour].Vocabulary
Collocations
Examples
Examples of “convergent evolution” in a Sentence
verb
British English
- The two lineages appear to have convergently evolved streamlined body shapes.
American English
- The two lineages convergently evolved similar wing structures.
adverb
British English
- The eyes of octopuses and vertebrates evolved convergently.
American English
- These structures developed convergently in response to deep-sea pressure.
Usage
Meaning in Context
Business
Rare. Metaphorical use: 'The convergent evolution of subscription models in different tech sectors shows a clear market trend.'
Academic
Primary context. Used in biology, evolutionary anthropology, and history of science. 'The paper analyses convergent evolution in the visual systems of cephalopods and vertebrates.'
Everyday
Very rare. May appear in high-quality science journalism or documentaries.
Technical
Core term in evolutionary biology, comparative anatomy, and paleontology.
Vocabulary
Synonyms of “convergent evolution”
Strong
Neutral
Weak
Vocabulary
Antonyms of “convergent evolution”
Watch out
Common Mistakes When Using “convergent evolution”
- Using it to describe traits inherited from a common ancestor (that's homology).
- Confusing it with 'parallel evolution' (a specific subtype where lineages start from a similar condition).
- Using it as a verb (e.g., 'They convergent evolved' – incorrect; use 'underwent convergent evolution').
FAQ
Frequently Asked Questions
Convergent evolution produces analogous structures (similar function, different evolutionary origin). Homologous structures share a common evolutionary origin but may have different functions (e.g., a human arm and a bat wing).
Absolutely. A classic example is the independent evolution of the cactus-like form (succulent stems, spines) in true cacti (Americas) and euphorbias (Africa) in response to arid conditions.
It is a subset. Parallel evolution typically refers to convergent evolution in closely related species that start from a similar ancestral condition. Broadly, both are forms of evolutionary convergence.
It highlights the power of natural selection, helps identify true evolutionary relationships by filtering out misleading similarities, and provides evidence for adaptation to specific ecological niches.
A biological process where unrelated species independently evolve similar traits or adaptations in response to similar environmental challenges or ecological niches.
Convergent evolution is usually academic, scientific, technical in register.
Convergent evolution: in British English it is pronounced /kənˈvɜːdʒənt ˌiːvəˈluːʃən/, and in American English it is pronounced /kənˈvɝːdʒənt ˌɛvəˈluːʃən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “An evolutionary echo”
- “Nature's independent invention”
Learning
Memory Aids
Mnemonic
Think of two different roads (evolutionary paths) CONVERGing at the same city (similar trait), even though they started in different countries (different ancestors).
Conceptual Metaphor
EVOLUTION IS A JOURNEY; SIMILAR SOLUTIONS ARE CONVERGING PATHS.
Practice
Quiz
Which of the following best describes a prerequisite for convergent evolution?