This productive ocean is the key to a chain of natural foods that allows even giant polar bears to survive in a place where the sun doesn’t strike their fur for months in midwinter. Lions, orcas, alligators, and polar bears are all top predators. These animals are called top predators. Carnivores often become due to habitat loss. Jan 9, 2016 - Early elementary science research project investigating the polar bear food chain in the Polar Ecosystem with FREE printable As a result polar bears and Inuit suffer subtle effects on the immune system, brain development and reproduction. The Lichen produces 100% of the energy in the Arctic, the Lemming receives 10% of that energy, the Arctic Fox receives 1% of that energy, and the Polar Bear receives only .01% of that energy. After learning about the role of green plants, decomposers, plant-eaters and meat-eaters in the food chain, students will complete a diagram of the basic food chain by labeling the parts of the cycle using the vocabulary on the worksheet. In the natural world, top predators have no enemies—in other words, no one messes with them. A food chain in a grassland ecosystem may consist of grasses and other plants, grasshoppers, frogs, snakes and hawks (Figure 8.3). They should write down their findings about what these different animals eat. Male polar bears also hunt larger bearded seals. development, and PCBs build up in the food chain, especially in fatty tissue like blubber -- key nutrition for polar bears and the Inuit. Students can use this printable to learn about the basics of the food chain. Ringed seals are the most accessible, especially to younger bears and females. Polar bears live along shores and on sea ice in the icy cold Arctic. 3. 5. They get their food from Primary producers ( Phytoplankton diatoms ) & bacteria. At each link in the food chain energy is lost as it passes from one organism to another. 6. When sea ice forms over the ocean in cold weather, many polar bears, except pregnant females, head out onto the ice to hunt seals . The children could also find out about a range of arctic animals such as the polar bear, musk ox, walrus or caribou. mammals on Earth, whales. In the Arctic food chain, the Arctic Fox is the secondary consumer, second only to the Polar Bear … This information was taken from: Concerned Citizens of Cattaraugus County, Inc. Behavior Polar bears tend to live solitary lives except when mating, when a female raising her cubs forms a family group, or when many bears are attracted to a food … At the top of a food chain are animals that are not food for any other animals. A food chain is made up of and . Ask the children to think of themselves in the food chain. The is the largest land carnivore. 7 Food provides the that plants and animals need to grow and thrive. If Krill shrimp, the different types of Carnivore teeth are designed for eating . Food webs are made of interconnected food chains. A polar bear can eat 100 pounds of blubber in a single sitting. Polar bears primarily eat seals. In the Arctic, polar bears are at the top of the food chain; they eat everything and nothing (except native hunters) eats them. In a freshwater aquatic ecosystem like a pond, the organisms in the food chain include algae, small animals, insects and their larvae, small fish, big fish and a fish-eating bird or animal (Figure 8.4). Primary Consumers A Polar Bears' Food web & Ecosystem Krill shrimp Different types of small fish Squid Primary consumers are at the bottom of the food chain. 1. can feed from living things found at all levels of a food chain. Which animals are dependent on sea creatures for food and how does the food chain work for them? 4. 2. A is a scientist who studies animals. Polar bears often rest silently at a seal's breathing hole in the ice, waiting for a seal in the water to surface.
2020 polar bear food chain diagram