Question

In one or two sentences, describe how an invasive species can be introduced into an ecosystem by humans. Name a specific situation and species and how it would affect the ecosystem.

Answer 1

Many invasive species are introduced into a new region accidentally. Zebra mussels are native to the Black Sea and the Caspian Sea in Central Asia. Zebra mussels arrived in the Great Lakes of North America accidentally, stuck to large ships that traveled between the two regions.

Answer 2

People in Florida had pythons as pets but when they got to big they released them into the wild and now pythons are invading the Everglades and are out of control and they are messing up the ecosystems balance of animals. Pythons are out of control because humans have released them and now they are out of control and killing other animals and invading nests where other animals live.