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18 Topic Pages Found in Animals & Veterinary Medicine and starting with the letter R
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Open rabbit
rabbit

name for herbivorous mammals of the family Leporidae, which also includes the hare and the pika . Rabbits and hares have large front teeth, short

raccoon

nocturnal New World mammal of the genus Procyon. The common raccoon of North America, Procyon lotor, also called coon, is found from S Canada to South

Range of motion

Range of motion (ROM) is the arc of motion that occurs at a joint or series of joints in the body in a specific plane of motion. ROM involves a joint

rat

name applied to various stout-bodied rodents , usually having a pointed muzzle, long slender tail, and dexterous forepaws. It refers particularly to

Open ratite
ratite

( răt'ìt ), common and general term for a variety of flightless birds characterized by a flat, raftlike sternum rather than the keeled sternum,

Open rattlesnake
rattlesnake

poisonous New World snake of the pit viper family, distinguished by a rattle at the end of the tail. The head is triangular, being widened at the

Open Rays (Fishes)
Rays (Fishes)

extremely flat-bodied cartilaginous marine fish , related to the shark . The pectoral fins of most rays are developed into broad, flat, winglike

Red Deer

Large deer widely distributed throughout Europe, Asia and North Africa. A full-grown male (stag or hart) stands 1.2 m/4 ft at the withers, and typical

redstart

common name for an Old World thrush of the genus Phoenicurus, family Turdidae. A small, slender-legged songbird, it is found in woodlands, parks, and

Open reindeer
reindeer

ruminant mammal, genus Rangifer, of the deer family, found in arctic and subarctic regions of Eurasia and North America. It is the only deer in which