Why are blueberries blue and strawberries red? Because of the animals the plants want to eat their fruit. Flowers and fruit tend to be a certain color because they have either evolved to attract a certain kind of animal or to repel a certain kind of animal. A lot of flowers and animals as well […]
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How big was a Megalodon? The largest ones could have been 20 meters long. Megalodon was a species of giant mackerel shark. Mackerel sharks have two dorsal fins, an anal fin, five gill slits, eyes without nictitating membranes, and a mouth that extends behind the eyes. Great white sharks are in this family. Megalodons lived
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How does the female lac bug make plastic? They scrape bark from trees and mix it with a resin that they produce. The female lac bug produces a resin, which is a plastic. Plastics are made when molecules connect together to make long chains of polymers. These are what give plastics their strength and durability.
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How do animals find water? They have many methods. Some animals can smell or sense water. Some animals get their water through eating plants. Some animals have evolved to need less water or to store water. Some animals can drink water that we couldn’t. Many animals instinctively know what signs to look for to find
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Why do some birds have red eyes? Birds with red eyes have a lot of tiny blood vessels in their eyes. Human eyes come in one of six colors. Our Eyes can be amber, blue, brown, gray, green, hazel, or pink. Pink eyes are actually a result of albinism. If someone is born albino, they
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How do deep sea creatures see? They don’t see color, they have very large eyes, they use other senses, or they produce their own light. Light doesn’t penetrate very far into the ocean. It starts to get absorbed about 200 meters down and by about 1,000 m it has pretty much all gone. Because of
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How do sharks sense electricity? With a special organ called the ampullae of Lorenzini. They are not the only sea life that are able to detect electricity. All living creatures give off an electric field. All organisms use energy for a whole range of functions, which means we need to be able to generate it.
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Is a killer whale a whale? Yes and no. Yes, because dolphins are technically whales. No, because a killer whale is a dolphin. They are called orcas, although they are more commonly known as killer whales. A killer whale is called a whale because of its size, but it is actually a dolphin. The orca
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What is the difference between bees and wasps? There are many differences. Some of them are what they eat, where they live, how they sting, and how hairy they are. There are many more differences. This is not an easy question because there isn’t just one type of bee and one type of wasp. There
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Why do we have ears on the sides of our head? Because of the position of our brains and our spines, because it puts the most possible distance between each ear, because we rely on sight more than sound, and because we are not prey animals and we don’t hunt by stealth. Our ears are
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