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History of Animal Classification: Aristotle se Linnaeus tak

By Know.it editorial teamPublished Updated 8 min mein padhoHinglish

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Quick jawab

Animal classification ki history Aristotle se shuru hoti hai, jisne 350 BC ke aas-paas animals ko blood ke aadhaar par baanta. Phir 1700s mein Carl Linnaeus ne do-part naming (binomial nomenclature) aur ek hierarchy banayi — species, genus, family, order, class, phylum, kingdom — jisse har living thing ko family album mein apni jagah mili.

Ek line meinAnimal classification woh system hai jo har living organism ko uske shared features aur evolutionary family ke aadhaar par groups mein arrange karta hai, taaki hum dekh sake kaun kiska cousin hai.

Socho ek museum mein ek sher, ek mushroom aur ek insaan ghus gaye. Ajeeb lagta hai, par teeno ek hi giant family tree ka hissa hain — bas unhe sahi jagah pehchanne mein humein do hazaar saal lag gaye.

Yeh story do curious logon ki hai, jo do hazaar saal ke gap mein jeeye: Aristotle aur Linnaeus. Chalo dekhte hain unhone life ko sort karne ka kaam kaise kiya — aur kyun aaj bhi hum unka system use karte hain.

Animal classification kya hai?

Simple bhasha mein, animal classification ek aisa system hai jo har living thing ko uski apni jagah deta hai — jaise ek bada family album jismein har species ka page hai. Sher, mushroom, insaan — sabko ek box milta hai jahan woh belong karte hain.

Yeh sirf naam rakhne ka kaam nahi hai. Classification batati hai ki kaun kiske kitna kareeb hai. Do species ek hi genus mein hain? Toh woh closer cousins hain. Ek hi family mein hain? Toh thoda door ke rishtedaar. Yeh system life ke rishton ka naksha hai.

Aur yeh naksha raat-o-raat nahi bana. Explorers nayi-nayi creatures laate rahe, scientists unhe sort karte rahe, aur dheere-dheere system behtar hota gaya. Chalo shuru se dekhte hain.

Every living thing gets a place in the family album.
Every living thing gets a place in the family album. — Image: Cup of Couple / Pexels

Aristotle ka system: blood ke aadhaar par sorting

Around 350 BC, Aristotle ne har animal ko dekha jo usse pata tha, aur ek simple sawaal poocha: ismein blood hai ya nahi? Bas — yeh tha uska poora sorting system. 'With blood' aur 'without blood' — do boxes, kaam khatam.

Yahan ek common galatfehmi clear kar lete hain. Bahut log sochte hain ki Aristotle ne animals ko unke look ke hisaab se group kiya. Asal mein usne unhe kaise rehte hain — land, water ya air — ke hisaab se baanta. Isliye whale ko 'water animal' maana gaya, chahe woh mammal hai.

Uske system ne kuch time tak kaam kiya. Par jaise-jaise explorers nayi creatures dhoondhte gaye, 'with blood / without blood' ka split crack hone laga. Blood groups bahut simple the — aur duniya ki diversity bahut zyada. Ek behtar tareeka chahiye tha.

Aristotle ki galti kya thi?

Galti yeh thi ki usne habitat ko main criterion banaya, biology ko nahi. Whale paani mein rehti hai, par saans lungs se leti hai aur bachche doodh pilati hai — woh mammal hai. Habitat dekhkar hum paani mein rehne wale har jeev ko ek saath rakh dete hain, chahe woh kitne bhi alag hon.

Aristotle — the first to sort life
Aristotle — the first to sort life — Image: Wikimedia Commons

Linnaeus kaise aaye aur kya badla?

Phir aaye game-changer — Swedish botanist Carl Linnaeus. Uska idea tha: poore life ko organize karne wala ek system banao, sirf tukdon mein nahi. Usne do bade kaam kiye — naming system aur hierarchy.

Pehla kaam: binomial naming. Har species ko do naam milte hain — pehla uska genus (jaise humara surname hota hai) aur doosra uska species (jaise first name). Isse har creature ka ek unique naam ban gaya, poori duniya mein same.

Doosra kaam: hierarchy. Linnaeus ne ek ladder banayi jismein har creature chhote box se bade box mein nest karta hai. Species chhota hai, genus usse bada, family aur bada, order aur bada — aur chain kingdom tak jaati hai.

Yahan ek baat yaad rakhna: yeh system naamon se aage jaata hai. Yeh family ke baare mein hai. Same genus ke do species same family ke do species se zyada kareeb hain. Dekha? Simple tha!

Homo sapiens · Panthera leo — one system for all.
Homo sapiens · Panthera leo — one system for all. — Image: Nicky Pe / Pexels

Binomial naming explained: Homo sapiens aur Panthera leo

Chalo example se samjhein. Insaan ka naam hai Homo sapiens — Homo genus hai, sapiens species. Sher ka naam hai Panthera leo — Panthera genus, leo species. Same system, Earth ki har species ke liye.

Notice karo ki naam kaise likha jaata hai: genus ka pehla letter capital, species chhota, aur poora naam italics mein. Yeh chhoti si habit scientists ko batati hai ki hum binomial naam likh rahe hain, koi casual naam nahi.

Yeh system powerful isliye hai kyunki yeh language ki deewar todta hai. Ek scientist Japan mein ho ya Brazil mein, Homo sapiens likhne par sabko pata hai kiski baat ho rahi hai. Ek naam, sabke liye.

  • Pehla word = genus (capital letter se shuru)
  • Doosra word = species (chhota letter)
  • Poora naam italics mein likha jaata hai
  • Example: Homo sapiens, Panthera leo, Felis catus

Hierarchy kaise kaam karti hai: cat ki ladder

Ab hierarchy ko action mein dekhte hain. Ek house cat ka scientific naam hai Felis catus. Uska genus hai Felis. Uska family hai Felidae. Uska order hai Carnivora. Har step upar jaane par group bada hota hai.

Ladder ke top par aata hai kingdom — sabse bada box. Animals, plants, fungi — har ek ko apna kingdom milta hai. Beech mein phylum aur class bhi aate hain, jo animals ke bade groups banate hain.

Toh poora safar aisa hai: species se genus, genus se family, family se order, order se class, class se phylum, aur phylum se kingdom. Har creature apne chhote box mein baithkar bade box ke andar chhupa hua hai — jaise Russian dolls.

Ek worked example: insaan ki ladder

Insaan ka species Homo sapiens hai. Genus Homo. Family Hominidae. Order Primates. Class Mammalia. Phylum Chordata. Kingdom Animalia. Ab tum khud dekh sakte ho ki hum kitne bade group ke andar baithkar kitne chhote group tak pahunche — aur har step par humara rishta kaise door hota jaata hai.

The nesting hierarchy
The nesting hierarchy — Image: Wikimedia Commons

Aristotle vs Linnaeus: difference kya hai?

Dono ne life ko sort karne ki koshish ki, par approach bilkul alag thi. Aristotle ne ek simple sawaal poocha — blood hai ya nahi, aur kahan rehta hai. Linnaeus ne poora structure banaya — naam, hierarchy, aur har level ka group.

Aristotle ka system ek ya do criteria par chalta tha, isliye nayi species ke saath woh toot gaya. Linnaeus ka system flexible tha — naye group add ho sakte the, aur naam unique rehte the. Isliye uski system aaj bhi zinda hai.

Ek aur farq: Aristotle ne observation se kaam kiya, par evolutionary rishton ka idea uske paas nahi tha. Linnaeus ne bhi shuru mein sirf structure dekha, par uski hierarchy ne baad mein scientists ko evolutionary family tree samajhne ka raasta diya.

  • Aristotle: blood/habitat ke aadhaar par do groups
  • Linnaeus: do-part naam + nested hierarchy
  • Aristotle ka system simple tha, par toot gaya
  • Linnaeus ka system flexible tha, isliye survive kiya

Aaj ka family tree of life

Aaj hum classification ko ek family tree ki tarah dekhte hain. Same genus ke do species same family ke do species se zyada kareeb hain — kyunki unka common ancestor zyada recent hai. Yeh idea Darwin ke baad aur strong hua.

Toh agli baar jab tum zoo mein sher dekho, ya ghar mein apni billi ko dekho, ya garden mein mushroom dekho — yaad rakhna ki unka naam, unki family, aur life ki story mein unki jagah do curious logon ne sort ki thi, do hazaar saal ke gap mein.

Aur sabse mazedaar baat? Yeh system abhi bhi grow kar raha hai. Nayi species milti hain, DNA se purane rishte clear hote hain, aur family album ka ek naya page jud jaata hai. Science rukti nahi — woh sort karti rehti hai.

Main baatein

  • Aristotle ne around 350 BC animals ko blood aur habitat ke aadhaar par baanta — yeh pehla sorting system tha.
  • Linnaeus ne binomial naming banayi: har species ko genus aur species naam milta hai, jaise Homo sapiens.
  • Hierarchy mein har creature chhote box se bade box mein nest karta hai — species se kingdom tak.
  • Same genus ke species same family ke species se zyada kareeb hain — classification rishton ka naksha hai.
  • Aristotle ka system simple tha par toot gaya; Linnaeus ka flexible system aaj bhi chalta hai.

Zaroori terms

Classification
Living things ko shared features ke aadhaar par groups mein arrange karna.
Binomial nomenclature
Do-part scientific naming system — genus plus species, jaise Homo sapiens.
Genus
Species ka pehla naam wala group; kareebi species isme aate hain, jaise Felis.
Species
Sabse chhota group; ek hi tarah ke organisms jo aapas mein breed kar sakte hain.
Hierarchy
Nested groups ka ladder — chhote box bade box ke andar, species se kingdom tak.
Kingdom
Sabse bada classification box, jaise Animalia, Plantae, Fungi.
Taxonomy
Classification aur naming ka poora science — identify, name aur group karna.

Practice sawaal

  1. Aristotle ne animals ko kis aadhaar par baanta tha?

    • (a) Unke blood aur habitat ke aadhaar par
    • (b) Unke DNA ke aadhaar par
    • (c) Unke size ke aadhaar par
    • (d) Unke scientific naam ke aadhaar par
    Jawab

    (a) Unke blood aur habitat ke aadhaar par — Aristotle ne 'with blood / without blood' aur land-water-air habitat ko criteria banaya tha.

  2. Homo sapiens mein 'Homo' kya hai?

    • (a) Species
    • (b) Genus
    • (c) Family
    • (d) Kingdom
    Jawab

    (b) Genus — Binomial naam mein pehla word genus hota hai — Homo genus hai, sapiens species.

  3. House cat ka scientific naam kya hai?

    • (a) Panthera leo
    • (b) Homo sapiens
    • (c) Felis catus
    • (d) Carnivora felis
    Jawab

    (c) Felis catus — House cat Felis catus hai; uska genus Felis aur family Felidae hai.

  4. Classification hierarchy mein sabse bada group kaunsa hai?

    • (a) Species
    • (b) Genus
    • (c) Order
    • (d) Kingdom
    Jawab

    (d) Kingdom — Kingdom sabse bada box hai — animals, plants, fungi sabke apne kingdom hote hain.

  5. Linnaeus ka system Aristotle ke system se zyada successful kyun raha?

    • (a) Kyunki usne sirf blood dekha
    • (b) Kyunki woh flexible tha aur unique naam deta tha
    • (c) Kyunki usne habitat ko ignore kiya
    • (d) Kyunki usne sirf mammals classify kiye
    Jawab

    (b) Kyunki woh flexible tha aur unique naam deta tha — Nested hierarchy aur unique do-part naam nayi species ke saath bhi kaam karte rahe.

Aksar pooche jaane wale sawaal

Animal classification ki shuruaat kisne ki?

Aristotle ne around 350 BC mein shuruaat ki. Usne animals ko 'with blood' aur 'without blood' mein baanta, aur unke rehne ki jagah — land, water, air — ke hisaab se groups banaye. Yeh pehla organized sorting system tha.

Binomial nomenclature kya hai?

Binomial nomenclature Linnaeus ka do-part naming system hai. Har species ko do naam milte hain — pehla genus (capital letter) aur doosra species (chhota letter). Jaise Homo sapiens mein Homo genus hai aur sapiens species. Poora naam italics mein likha jaata hai.

Aristotle aur Linnaeus mein kya farq hai?

Aristotle ne ek-do criteria (blood, habitat) par simple groups banaye, jo nayi species ke saath toot gaye. Linnaeus ne do-part naam aur nested hierarchy banayi, jo flexible thi aur aaj bhi use hoti hai. Linnaeus ka system zyada organized aur long-lasting tha.

Classification hierarchy ke levels kya hain?

Neeche se upar: species, genus, family, order, class, phylum, kingdom. Har level upar jaane par group bada hota hai. House cat ka example: Felis catus (species), Felis (genus), Felidae (family), Carnivora (order).

Kya Aristotle ne animals ko look ke hisaab se group kiya tha?

Nahi, yeh common galatfehmi hai. Aristotle ne unhe kaise rehte hain — land, water ya air — ke hisaab se baanta. Isliye whale ko 'water animal' maana gaya, chahe woh actually mammal hai.

Jaldi se recap: Animal classification ka safar Aristotle ke simple blood-habitat system se shuru hua, jo nayi species ke saath toot gaya. Phir Linnaeus ne binomial naming aur nested hierarchy di — species se kingdom tak — jisse har living thing ko family album mein apni jagah mili. Aaj hum isi system ko life ke family tree ki tarah padhte hain.

Sources aur aage padhne ke liye

Know.it editorial team

Ye article Know.it editorial team ne ek animated Know.it lesson ki script se likha hai, aur lesson ke facts aur neeche diye sources se check kiya hai. Know.it kisi bhi sawaal ko voice aur animation wale chhote lesson mein badal deta hai.

Reviewed: 11 November 2026 · Editorial standards · AI transparency

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