When Do Snake Shed Their Skins?
When Do Snake Shed Their Skins? The most familiar example of moulting in reptiles is when snakes shed their skins, when they outgrow them. This happens continually,...
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What Are Amphibians?
The word amphibians comes from two Greek words: amphi meaning “of both kinds” and bios meaning “life”. Amphibians are a class of vertebrate...
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Did the Scottish Chemist Charles Macintosh Really Invent the Raincoat?
Did the Scottish Chemist Charles Macintosh Really Invent the Raincoat? Living in Scotland before 1824 was hard. There are more rainy days than dry ones in the country,...
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Where Do Salmon Go to Breed?
Where Do Salmon Go to Breed? Atlantic salmon, called the “greatest game fish in the world” by sportsmen, spawn in the fresh water streams of Europe, from...
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What Is a Mudskipper?
What Is a Mudskipper? Mudskippers are small tropical fish of the eastern Atlantic, the Indian Ocean and the western Pacific from Australia to Japan. They live in...
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What Are Crustaceans?
What Are Crustaceans? The word “crustacean” comes from the Latin crusta meaning a hard covering shell or crust. Apart from crabs, lobsters and shrimps, there are...
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Where Do Spiders Keep Their Webs?
Where Do Spiders Keep Their Webs? A spider does not have a ready made web. She spins one. If you are lucky, you may be able to watch the female spider doing this. The...
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Why Do Laurel and Holly Trees Have Shiny, Waxy Leaves?
Why Do Laurel and Holly Trees Have Shiny, Waxy Leaves? Laurel and holly trees have developed special kinds of leaves to seal the water inside them during the winter...
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Are Pink Lakes Just an Optical Illusion?
Are Pink Lakes Just an Optical Illusion? No, pink lakes are not just an optical illusion, if you ever see a pink lake in person; you may think that your eyes are...
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Where Do Whelks Lay Their Eggs?
Where Do Whelks Lay Their Eggs? A whelk is a kind of sea-snail. It eats clams, worms, barnacles and smaller snails. The female lays her eggs in hard capsules. These are...
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