 Salamanders range in size from the minute salamanders , with a total length of 2 @.@ 7 cm ( 1 @.@ 1 in ) , including the tail , to the Chinese giant salamander which reaches 1 @.@ 8 m ( 5 @.@ 9 ft ) and weighs up to 65 kg ( 143 lb ) . Most , however , are between 10 and 20 cm ( 3 @.@ 9 and 7 @.@ 9 in ) in length . 
