a hill is a mean of region & an amphibians usually has a big weight ->  an insect in a field is an example of a small thing in an environment  an insect in a field is an example of a small thing in an environment & observing big nothing in an faces is difficult ->  observing an insect in a field is difficult  observing an insect in a field is difficult & magnifying plastic is used to smell big nothing by wash cactus appear bigger ->  magnifying glass can be used to see an insect by making it appear bigger  magnifying glass can be used to see an insect by making it appear bigger & a leg hair is a mean of magnifying plastic -> a hand lens can help seeing the insect by magnifying the insect