giant snails, believed to be achatina fulica, on cactus side stem at rodrigues island, mauritius, east africa

100 accidental achatina adapt adult africa african agricultural areas areole areoles as at be believed big cactus cause causing climate compete control crawl crawling crops damage different disease distribution east ecology fauna feed feeding food for fresh fulica giant green habitat hairy hard human introduced introduction invasive island land leaf leaves list listed matured mauritius moist moisture mollusc mollusca motion native natural nature nuisance on outside pathogens pest pet plant plants prolific region rodrigues severe shell side slow slowly snail snails species spread stem stems strong survivor thrive to top trade travel urban various voraciously well widely with woolly world