A rash is a change in the appearance of your skin. Most rashes make you look like you are covered in little red dots. Some rashes are raised, some are blistery, still others are flakey. There are lots of different kinds of rashes and even more possible causes, so if you have a rash that is very bad or won't go away, see your Doctor.
Raspberries are the fruit of a very vigorous deciduous thorny bush related to blackberries, roses and strawberries. Raspberries can spread by sending out roots a long way under the ground that then sprout new plants. Raspberries can take over your backyard if you don't keep them pruned.
Raspberries can be eaten fresh, made into juice, or cooked into pies. Raspberries are very good for you.
Rats are like large mice. They often live near people, scavenging food scraps in rubbish tips or stored food in houses. Rats are pests and most people try and get rid of rats if they can.
Rats can also kept as pets. Pet rats tend to be white or multicoloured, and wild rats tend to be plain brown or grey.
Rattan is a type of palm tree that grows like a vine. It grows very fast, and can grow up to a hundred metres long. Rattan is harvested mainly to make cane furniture from. It can be split into wicker for making woven furniture. Rattan is also used to make canes for whipping people as punishment in some countries.
Rattlesnakes cause most snake bite injuries and deaths in America. They are a threatened species now because people kill so many of them.
Rattlesnakes scare off predators by rattling their tails. The rattling sound is made by special scales at the end of the rattlesnake's tail.