there were busy finger sized ants , ambling hand sized beetles , slow , slimy rainbow colored slugs , testy mosquitoes the size of dragon flies , strange squeaking rodents and other unknown small scampering mammals , annoyingly loud and opinionated though colorful parrots , goggle-eyed lizards with painted faces and tree clinging feet with stickers or claws , and slithering snakes of all sizes , colors , and dispositions .