Horsetails were one of the first plants to evolve. However, hundreds of millions of years ago they could be 3 feet in diameter and 100 feet tall.
(The Great Courses – Major Transitions in Evolution)
Horsetails were one of the first plants to evolve. However, hundreds of millions of years ago they could be 3 feet in diameter and 100 feet tall.
(The Great Courses – Major Transitions in Evolution)