How do cats land on their feet? Cats land on their feet because they have an inbuilt mechanism called the “righting reflex”, which very quickly tells them which direction they are pointing in and to reorient themselves. Cats are famous for always landing on their feet. We all know that a cat dropped from almost […]
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Why do we yawn? There is no single clear reason why we yawn because we yawn at many different times for many different reasons. Yawning is an involuntary response, in that it happens without us thinking about it and we cannot stop once we have started, just like sneezing. In a yawn, we gradually open
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Why do moths fly into candles? Moths fly into candles because they are trying to keep their back to the light so that they don’t fly upside down and they fly into the candle by accident. There are several theories and the most prevalent theory is that they mistake the light for the light of
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Do fish sleep? All fish sleep, but they have different ways of doing it. Almost all complex organisms, with a few exceptions, need to sleep, although they all have different sleep requirements and methods. Ants microsleep for a few minutes at a time, many times a day, while dolphins put one side of their brain
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What are predator prey dynamics? Predator prey dynamics refers to the connection between the number of predators and the number of prey. If one number goes up, the other goes up, and then they drop again until the numbers balance. We might imagine that the number of rabbits and the number of foxes are always
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What is a lava cricket? Lava crickets are a species of cricket that appear on freshly cooled lava and don’t seem to live anywhere else. Not a lot is known about them. The Latin name for the lava cricket is Caconemobius fori. They are also called lava crickets, dark lava cricket, or ‘ūhini nēnē pele
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What is a tadpole shrimp? It is a species of crustacean and is actually one of the oldest known animal species. It is called a living fossil because it is so old. The Latin name for the tadpole shrimp is Notostraca, and their genus is triops, which means three eyes because they have two compound
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Why do Monarch butterflies migrate so far? Monarch butterflies migrate for thousands of kilometers because they can’t survive the cold winters. We know that many species of birds navigate when the weather gets too cold. We are familiar with seeing different bird species in the summer and the winter where we live and we know
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Why are there so many camels in Australia? There are so many camels in Australia because they were shipped over to make exploring the interior and laying telegraph lines easier. When you think of camels, you probably think of hot African desert countries, probably around the Sahara Desert. Well, you are not wrong. The country
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What happened to the dodo? The dodo went extinct in 1662 because of hunting and the introduction of invasive species. We all know the saying, “as dead as a dodo,” but where does it come from? Well, interestingly, “dead as a dodo” doesn’t appear until 1904 and is probably an adaption of “dead as a
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