khur

ek hirn ke khur
ooaint ke khur

khur (hoof) kuchh stanadhaari jaanvaron ke paaooain ki uaingaliyon ke us antim bhaag ko kaha jaata hai jo unka bhaar uthaae aur keraatin naamak naakhoon-jaisi sakhta​ cheej se dhaka ho. khur vaale pashuon ko khuradaar ya angyulet (ungulate) kaha jaata hai aur inmein bahut se jaane-pahachaane jaanavar shaamil hain jaise ki ghoda, gadha, jebra, gaaya, geinda, ooaint, dariyaai ghoda, sooar, bakari, taapeer, hirn, jiraaf, okaapi, saaiga aur renadiyr. khur ka kinaara aur androoni bhaag donon pashu ka bhaar uthaate hain.[1] khur jaanavar ke chalne se ghiste rahate hain lekin naakhoonon ki tarah aajeevan ugate bhi rahate hain.[2]

sam aur visham ungaliyaaain

jeevavaijnyaaanik khuron mein uaingaliyon ki sankhya ke aadhaar par khuron ko do shreniyon mein baantate hain: sam sankhya (ivan) vaale khur aur visham sankhya (od) vaale khur.[1]

  • sam-ooaingali vaale pashuon ke khuron mein aksar do badi ungaliyaaain hoti hain, jis vajah se inhein "bante-hue khur" (cloven hoofs) kaha jaata hai. inmein aksar paaainv mein jra oopar ko do anya chhoti uaingaliyaaain bhi hoti hain jo koodane ke liye kaam aati hain ya jameen naram hone se paaainv andar dhansane par bhi dharati ko chhookar adhik sahaara dene ke kaam aati hain. aise sam-ooaingali khur hirnon aur sooaron mein dekhe jaate hain. sam-ooaingali khur jiraafon mein bhi hote hain lekin unke paas yeh do anya chhoti ungaliyaaain naheen hoti. oonton ke bhi bante-hue khur hote hain lekin unki ungaliyaaain ret mein chalne ke liye naram hoti hain aur khur unke ant mein naakhoon-maatr ke roop mein hote hain.
  • visham-uaingaliyon vaale pashuon ke har pair mein ya to ek badi ooaingali (ghode, gadhe) ya fir teen ungaliyaaain (geinde) hoti hain. taapir ek vishesh khuradaar jaanavar hai jiske pichhle khuron mein teen ungaliyaaain aur aage ke khuron mein chaar ungaliyaaain hoti hain.

inhein bhi dekhein

sandarbh

  1. a aa The Time Before History, Colin Tudge, Simon and Schuster, 1997, ISBN 978-0-684-83052-0, ... Three main groups of ungulates prevail today: the perissodactyls, which carry their weight on their middle toes like horses, rhinos, and tapirs; the artiodactyls - including the pigs, hippos, camels, and ruminants - which bear their weight equally on their third and fourth toes (and hence are "cloven-hoofed"); and the proboscideans, represented by the elephants ...
  2. Horse Power, Jane Buxton, Learning Media Ltd, 2002, ISBN 978-0-478-24718-3, ... Horses' hooves are like your fingernails. They keep growing all the time, and they have to be cut before they get too long. This doesn't hurt a horse at all, just like it doesn't hurt when you cut your fingernails ...