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The Angler fish has many adaptations, one of which involves the way it catches its prey. It has a long stalk protruding from its head, with a lure on the end of it. Some lures simply resemble a worm, where as others glow to attract prey (this is caused by a type of bacteria within the lure). When the small fish has made contact with the lure, it triggers the Anglers jaws to open in a split second and draw in water, thus sucking in the small fish.

Another addaptation of the Angler (not shared by all types), involves its mating ritual. The male angler, much is much smaller than the female (males growing up to two inchess and females one metre) has a sensory organ just above his mouth, which he uses to detect a female. As finding a mate is very hard for the Angler fish m, when he has found a mate he latches onto her and they become connected for life. The female provides the male with blood circulation and nutrition, in return for a constant supply of sperm.

One other adaptation involves the immense pressure of the deep sea, as at such pressures it is harder for fish to regulate the amount of gas in their swim bladder (a gas filled organ that allows the fish to maintaine buoyancy. This is why the Angler has lost the swim bladder all together and instead has a skeleton made of cartilage which is much lighter and allows the Angler to maintain buoyancy.

I hope this has been helpful to you :)

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13y ago

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