<prompt> Translate the following text to EnglishWageni fulani wa Sepilok huwadanganya na nyani wenye majani mekundu wenye rangi kama hizo lakini tofauti na nyani, orang-utan hawana mikia.  <response>: Some visitors to Sepilok confuse them with the similarly colored red-leaf monkeys but unlike monkeys, orang-utans have no tails. 