What species of animals have been introduced into different country%26#039;s and have been known to make chaos? 0% 0 Votes
Wiki may not always be the most reliable source but it occasionally gives you good links when you look at the list of references. 17% 1 Vote 0% 0 Votes

How about a few examples from the UK? - Signal crayfish wiping out native white-clawed crayfish populations; American mink released into the countryside from fur farms having deadly effects on water voles; grey squirrels, which are so good at spreading and colonising that the UK native red squirrel is confined to really small areas now; Chinese mitten crab; muntjac (a type of small deer) cause huge problems in nature conservation (along with other native species of deer) through relentless grazing of new growth in woodland. 0% 0 Votes

Hawaii%26#039;s native bird population has been devasted by species accidentely introduced. 0% 0 Votes