Question 46
Cane toads were released in Australia in 1935 to try and control the population of beetles that were damaging sugarcane crops. The toads spread rapidly and ate huge quantities of insects. The numbers of many native insect species declined.
What term is used to describe organisms such as cane toads that cause problems in new ecosystems?
What term is used to describe organisms such as cane toads that cause problems in new ecosystems?
