Most of North America’s earthworms are not native, the native earthworms were killed of by an ice sheet around 10000 years ago. Most earthworms in North America today were descended from those introduced by settlers in the 18th century.

by Knowledge Ninja | Feb 18, 2022 | Fun Facts, Knowledge Chops

Most of North America's earthworms are not native, the native earthworms were killed of by an ice sheet around 10000 years ago. Most earthworms in North America today were descended from those introduced by settlers in the 18th century.
🥷💬
Fun Fact: Most of North America’s earthworms are not native, the native earthworms were killed of by an ice sheet around 10000 years ago. Most earthworms in North America today were descended from those introduced by settlers in the 18th century.

[SOURCE]