Fascinating Facts About Fish
By: EjazUlHaqBhat
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Fish are amazing creatures with a wide variety of species, adaptations, and behaviours
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They are cold-blooded vertebrates that live in water, breathing through gills and moving with fins
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There are over 30,000 known species of fish, making them the most diverse group of vertebrates
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Fish are able to excrete unwanted compounds (such as salts and nitrogen-containing ammonia) via the membranes of their gills
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Some fish can use their fins to shuffle along the ground or move between rock pools to catch prey
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Fish can't necessarily drown, but they will suffocate when they don't get enough fresh water with dissolved oxygen in it
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Many fish must keep constantly swimming so water is always moving over their gills
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Some fish, like sailfish and tuna, are incredibly fast swimmers, reaching speeds of up to 70 mph
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