megafauna: meaning, definition, pronunciation and examples
LowAcademic, Scientific
Quick answer
What does “megafauna” mean?
The large animals of a particular region, habitat, or geological period.
Audio
Pronunciation
Definition
Meaning and Definition
The large animals of a particular region, habitat, or geological period.
It primarily refers to animals with a body mass over a certain threshold (e.g., 44 kg / 100 lbs), especially those from the Pleistocene epoch. Figuratively, it can refer to any group of notably large, often charismatic, animals in a modern or historical context.
Dialectal Variation
British vs American Usage
Differences
No significant spelling or meaning differences. Usage is identical in scientific contexts.
Connotations
Same connotations in both varieties. It evokes imagery of mammoths, giant sloths, and other prehistoric giants.
Frequency
Equally low-frequency in both varieties, confined to specialist fields and popular science media.
Grammar
How to Use “megafauna” in a Sentence
The + ADJECTIVE + megafauna + VERBMegafauna + of + PLACE/ERAMegafauna + such as + EXAMPLESVocabulary
Collocations
Examples
Examples of “megafauna” in a Sentence
verb
British English
- [No standard verb form]
American English
- [No standard verb form]
adverb
British English
- [No standard adverb form]
American English
- [No standard adverb form]
adjective
British English
- The megafaunal extinctions shaped modern ecosystems.
American English
- Megafaunal species are often keystone herbivores.
Usage
Meaning in Context
Business
Rare, except in eco-tourism or documentary contexts (e.g., 'The park's megafauna is its main draw').
Academic
Primary usage. Common in paleontology, ecology, biology, and conservation science papers.
Everyday
Very rare. Might be encountered in documentaries, museums, or popular science books.
Technical
Standard term in relevant scientific fields with a specific size-based definition.
Vocabulary
Synonyms of “megafauna”
Strong
Neutral
Weak
Vocabulary
Antonyms of “megafauna”
Watch out
Common Mistakes When Using “megafauna”
- Using it to refer to any large animal individually (e.g., 'That elephant is a megafauna' is incorrect; it's *part of* the megafauna).
- Mispronouncing the first 'a' as in 'father' (/ɑː/); it's a schwa (/ə/).
FAQ
Frequently Asked Questions
Yes, though less commonly. Ecologists may refer to elephants, whales, or rhinos as 'modern megafauna' or 'charismatic megafauna' in conservation contexts.
Definitions vary. A common threshold is an adult body mass over 44 kilograms (100 pounds). Some definitions use 1000 kg for 'megafauna' and a lower limit for 'mesofauna'.
It is a collective noun. It can be used with a singular verb when referring to the group as a whole ('The megafauna is diverse') or with a plural verb when focusing on the individual animals ('The megafauna were widespread').
The direct antonym is 'microfauna', referring to very small or microscopic animals. 'Mesofauna' refers to intermediate-sized animals like many rodents and insects.
The large animals of a particular region, habitat, or geological period.
Megafauna is usually academic, scientific in register.
Megafauna: in British English it is pronounced /ˈmeɡəˌfɔːnə/, and in American English it is pronounced /ˈmeɡəˌfɔːnə/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[No common idioms for this term]”
Learning
Memory Aids
Mnemonic
Imagine a MEGA-sized FAUNA (animal life) – think of MEGA-herbivores like MEGA-loceros (giant deer) or MEGA-therium (giant ground sloth).
Conceptual Metaphor
LOST WORLD / LIVING FOSSILS (Megafauna represents a vanished or primal world of giants).
Practice
Quiz
In which context is the term 'megafauna' LEAST likely to be used accurately?