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Animals benefit from working together. Plants and animals help one another too. This is called mutualism. Each species provides a service. Each helps the other survive. Read about some helpful relationships. Impalas and Oxpeckers Impalas are bitten by bugs. But…
Scientists say friendships help us stay healthy. That’s true for animals too. Unusual Pair (above) Animals can have friends from other species. Dogs and cats are very different but can get along. Cleaning Up These chimpanzees know how to…
Many underwater plants and animals live in a coral reef. They depend on the reef for food and protection. People benefit from the reefs, too. Dive in to learn more about coral reefs. Curious Creatures Corals are animals. They…
Time for a checkup! What will the doctor look for? Doctors have tools to help them measure different things. How heavy? A scale measures how much you weigh. Doctors tell you your weight in pounds. How tall? Doctors use a…
Bodies are proportional. The size of one part can tell us the size of another. Here are some examples. Wingspan = Height (Above) Stretch your arms out wide. This is your wingspan. It is about equal to your height. Forearm…
Have you heard of orcas? They are also called killer whales. That is because of their hunting skills. They eat fish, seals, and penguins. They even eat sharks! Orcas are smart and social. Read more about them here. Around the…
