Alligators have internal and external development, which class might they belong to? a. amphibia b. reptilia c. osteichthyes d. mammalia

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

Everything that surrounds a particular organism

Ducks and beavers both have webbed feet