By Rebecca Hogue Wojahn
Welcome to the arctic tundra! As you hike alongside the frozen floor of this chilly, dry sector, the tundra could seem quiet and empty. however it is stuffed with existence, within the spring whilst migrating lemmings munch on spring vegetation, or even within the iciness, whilst fur-coated wolves, foxes, and hares dart and prowl throughout the snow. summer time and wintry weather within the tundra, the quest is directly to locate food--and to prevent changing into a person else's subsequent meal. All dwelling issues are attached to each other in a nutrients chain, from animal to animal, animal to plant, plant to insect, and bug to animal. What course will you're taking to keep on with the foodstuff chain in the course of the tundra? Will you ... Zoom with a peregrine falcon because it goals for its prey? Chomp with a caribou grazing on grasses? Sneak up on a polar undergo fishing for its dinner? stick with all 3 chains and lots of extra in this who-eats-what experience!
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Additional resources for A Tundra Food Chain: A Who-Eats-What Adventure in the Arctic
DDT an d M ig ra ti on Even though peregrine falcons are able to live all over the world, they were once in real dan ger of dying out. People used a chemical called DDT to kill bug s that ate their crops. But the poisoned bugs were eaten by oth er birds, and those birds were eaten by falcons. The chemical got into the falcons’ systems and made their eggshells extra thi n. When the parents sat on the eggs, the shells broke, and no new falcons could be born. Eventually, DDT was banned in pla ces like the United States.
They successfully hatch both crane chicks. Two sandhill cranes guard their chicks. A flock of sandhill cranes takes off. But the crane parents don’t realize that a fox has come to visit. They are leading their newborn chicks to the water to let them explore. While they poke and jab at the soggy ground, the fox steals up behind them. Too late, the parents notice him and try to shoo him off. The mother even hobbles around, acting like her wing is broken—anything to draw the fox away from her chicks, who can’t yet fly.
Soon, the female will lay an egg. A second one follows in a day or two. The cranes are good parents, taking turns warming the eggs and fighting off anything that comes too near. They successfully hatch both crane chicks. Two sandhill cranes guard their chicks. A flock of sandhill cranes takes off. But the crane parents don’t realize that a fox has come to visit. They are leading their newborn chicks to the water to let them explore. While they poke and jab at the soggy ground, the fox steals up behind them.
A Tundra Food Chain: A Who-Eats-What Adventure in the Arctic by Rebecca Hogue Wojahn