SIKS Radio

Caribou and Monarch Butterfly Migration Project – Description Every year, some animals travel incredible distances to survive. Two of the most remarkable migrations in North America are those of the caribou and the monarch butterfly. Although these animals are very different—one being a large mammal and the other a delicate insect—both travel thousands of miles in search of food, warmer climates, and safe breeding grounds. Caribou live in the Arctic and subarctic regions of North America. Each year, large herds migrate across tundra and forests, traveling hundreds to thousands of miles between their winter and summer habitats. In the spring, they move north to find fresh plants and safe areas to give birth to their calves. In the fall, they migrate south again to escape harsh winter conditions and find food. Monarch butterflies also make an extraordinary journey. Every year, millions of monarch butterflies migrate from Canada and the United States to warmer forests in central Mexico. This migration can span up to 3,000 miles. Unlike caribou, the monarch migration takes several generations to complete. The final generation travels the longest distance and spends the winter resting in large clusters on trees before beginning the cycle again in the spring. Both migrations show how animals adapt to seasonal changes in the environment. These journeys are essential for survival, allowing species to find food, reproduce, and avoid extreme weather. Studying these migrations helps scientists understand animal behavior, climate change, and the importance of protecting natural habitats.