Millions of Insects Squeeze Through a Narrow Mountain Pass in the Pyrenees Each Year!
Discover the incredible journey of millions of insects migrating through the Pyrenees.
BBC's Discover Wildlife brings you closer to nature with expert advice, conservation news, the best nature writing and stunning wildlife photography. Learn more about subscriptions here.
BBC's Discover Wildlife brings you closer to nature with expert advice, conservation news, the best nature writing and stunning wildlife photography. Learn more about subscriptions here.
Most passages are available in three different versions: Level 1 (Grade 3-5), Level 2 (Grade 6-8), and Level 3 (Grade 9-12). Some more complex texts are available only in Level 2 and Level 3. Use the versions that are most appropriate for the students in your class.
Note: The BBC Learning Hub Editorial Team made use of AI tools to create multiple versions of this article, each tailored to different student reading levels. Every version undergoes a thorough review by our BBC Learning editors to ensure accuracy, quality, and appropriateness.
