What are some of the ways invasive species harm other species?
Some invasive species directly feed upon or make ill fish and wildlife. Invasive plant pathogens kill forest trees and prevent their re-growth. Invasive plants shade out desired plants. Some invasive species harm other species indirectly by competing for food and space. Invasive species interfere with the growth, reproduction, and development of other species. Some invasive species produce toxins that harm other species.
