WorksheetsMigration
Total questions: 10
Worksheet time: 30mins
Pacific Salmon
• Hatch in freshwater rivers in Alaska where there are fewer predators.
• Spend adult life in the Pacific Ocean.
• Adults migrate hundreds of miles up the same river they were born to spawn (lay and fertilize eggs).
• Adults die after spawning.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Zebra
• Live in the Serengeti grassland in Africa.
• Migrate over 1,000 miles to follow the rainy season.
• Rain means green grass, which is their food source.
• When an area is hit by a drought, they move on.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Monarch Butterfly
• Migrate from northern North America to Mexico in autumn, because they can’t fly in cold weather and food starts to disappear.
• Migrate from Mexico to northern North America in spring.
• A single butterfly can’t make the journey. The babies of its babies finish the migration.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Caribou
• Born in Alaska,
• Migrate to Northwest Canada as winter approaches to get away from heavy snow.
• Can’t find food during Alaska’s bitterly cold winters.
• Return to Alaska in summer for food.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Bighorn Sheep
• Live in the Rocky Mountains.
• Spend summers in high altitudes (near the tops of mountains) where there are fewer predators.
• Spend winters in lower altitudes because they can’t get to food in thick snow at higher altitudes.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Snake
• Many snake species migrate and hibernate.
• Virginia Cottonmouths spend summers in low-lying swamps filled with food.
• Spend winters in high bluffs hibernating due to cold temperatures.
• Migrate between swamps and snowy bluffs at higher altitudes.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Humpback Whale
• Spend summers near Alaska in cold waters (lots of krill and small fish to eat).
• Spend winters near Hawaii to have babies (babies don’t have much blubber to keep warm in cold water).
• Travel thousands of miles in the Pacific Ocean between sites.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Snow Geese
• Spend summers in Canada.
• Spend winters in warmer parts of the United States.
• Migrate in search of plants to eat.
• Often come to the coast of Virginia to feed.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Wildebeest
• Eat the fresh green grass that grows when it rains consistently, but rain in Africa isn’t constant.
• Areas in Africa go through rainy seasons, then long periods of drought.
• To find food, wildebeests will travel for miles to follow the rain. They can walk nearly 1,000 miles in search of food to eat, braving the hot African sun.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
Canadian Geese
• Each year Canadian geese fly south for the winter to avoid the winter freeze of lakes and ponds.
• Then they return to the north for the summer where they breed and nest.
• Geese are known for their V formation when they fly. This helps them to save energy and allows them to fly up to 600 miles in a single day.
I migrate because of temperature.
I migrate to find food.
I migrate to reproduce.
