Martha London is a writer and educator. She lives in the Twin Cities in Minnesota. When she isn't writing, you can find her hiking in the woods.

"Straightforward, thorough text continues to describe how these invasive species traveled to different parts of the world, their impacts on food webs, and why they are difficult to contain....An appealing combination of STEM and high-interest reading." —Booklist

Martha London is a writer and educator. She lives in the Twin Cities in Minnesota. When she isn't writing, you can find her hiking in the woods.

"Straightforward, thorough text continues to describe how these invasive species traveled to different parts of the world, their impacts on food webs, and why they are difficult to contain....An appealing combination of STEM and high-interest reading." —Booklist

Martha London is a writer and educator. She lives in the Twin Cities in Minnesota. When she isn't writing, you can find her hiking in the woods.

"Straightforward, thorough text continues to describe how these invasive species traveled to different parts of the world, their impacts on food webs, and why they are difficult to contain....An appealing combination of STEM and high-interest reading." —Booklist