What Are Our Nails For?
What Are Our Nails For? Our nails are very useful. Our fingernails help us to pick small objects and to do fine work. They also protect the tips of our fingers and are...
Read MoreWhat Are Our Nails For? Our nails are very useful. Our fingernails help us to pick small objects and to do fine work. They also protect the tips of our fingers and are...
Read MoreHow Do Baleen Whales Eat? Not all whales have big teeth, or throats large enough to swallow a man. Whales known as “baleen” whales have throats that are so...
Read MoreDo Porcupines Throw Their Quills? Porcupines are small forest animals famous for their bristling armor of sharp quills, which are long, stiff hairs.When danger...
Read MoreBirds molt because their feathers wear out, as clothes do, and need to be replaced. The process is called “molting.” Birds molt their feathers at least once...
Read MoreWhat Is a Rhinoceros’s Horn Made Of? The horn of the rhinoceros is a dermal one, meaning made from something much like skin. Skin is composed of collagen and elastic...
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