Why can owls turn their heads so far? Because their heads are only connected by one socket, which can rotate. Owls are renowned for several things. One of them is their ability to swivel their heads completely around so they can keep an eye out for prey or predators. Being able to turn their heads […]
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Do bulls really hate red? No, they don’t. It is the movement that they don’t like. The fact that bulls hate red has become common knowledge. It is even in sayings, such as, “like a red rag to a bull” meaning a trigger to anger someone, and “seeing red”, meaning in such a blind rage
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What is a bookworm? A bookworm is any number of insects, or the larvae of insects, that eat books. They are not actually worms. Why would an insect eat a book? What food is there in a book? Some insects don’t actually eat the books, but fungi and mold that grow on the pages of
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Are elephants the only source of ivory? No. Ivory comes from many other animals, besides elephants. It is also possible to make synthetic ivory. Ivory is a hard, white substance that forms the teeth and tusks of a lot of animals. It is made of dentine, which is a form of bone. The inside of
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What is a guard llama? It is a llama that lives with sheep or goats and protects them from predators, such as coyotes. Llamas are animals that are native to South America, although they have been spread all over the world since Spain colonized South America. They look like large sheep, but they are members
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Why do we die so quickly without water? Our bodies need water for so many processes and that means it needs a steady supply of water going in to balance the water going out. There is a saying that a human can go three minutes without oxygen, three days without water, and three weeks without
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Can we eat insects? Yes. In fact, not only can we eat insects, but we should eat insects. They are nutritious, easy to grow, and not bad for the environment. The average human needs between 1,600 calories to 3,000 calories, depending on our gender and our body size. Those calories need to be roughly 60%
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Why do salmon swim upstream? They return to the place they were born to lay their eggs. Salmon are born in freshwater streams. The adult salmon lay eggs in the sand and gravel at the bottom of the river, which hatch and become baby salmon, which are called alevins. The alevins still have a yolk
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What did the peppered moth do? It changed from a light color to a dark color during the Industrial Revolution. The peppered moth is native to most places in the northern hemisphere. They are about 5.5 cm with their wings spread out. They fly at night and they are generally a mix of light colors
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How many different eye colors do people have? There are only 6 different eye colors. They are amber, blue, brown, gray, green, and hazel. There are many different colored eyes in the animal kingdom, but humans are far more limited in eye color than we think. Out of the six colors, brown is the most
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