![]() The frilled shark is an elongated, eel-shaped shark that hunts in deep ocean waters. Scientific name: Chlamydoselachus anguineus.These fearsome South American fish eat piranhas for breakfast in their natural habitat, but they can actually make pretty peaceful tropical aquarium fish in the right setup. Payara fish have terrifying teeth on both the upper and lower jaws, but the fangs on the lower jaw are so long that they need special holes in the upper jaw just to close their mouth. Size: 12 to 36 inches and up to 40 poundsĪlso known as the vampire fish or the dogtooth tetra, the Payara is actually a species of tetra fish, although it’s a whole lot meaner than your average neon!.Scientific name: Hydrolycus scomberoides.Ready to meet some of the world’s ugliest toothy fish? Prepare to be amazed! 1. However, we’ve narrowed them down to just 20 remarkable examples for this list. There are between 32,000 and 35,000 fish species 1 in the world’s oceans, rivers, and lakes and all of them are extraordinary creatures. Other species like the payara fish have longer, needle-shaped teeth that can impale their prey, causing serious injuries but also trapping them between their jaws. Bluefish use their razor-sharp teeth to bite the tails of their prey so they can’t escape. ![]() Some fish don’t need their teeth for eating but rely on them for catching their prey. Many fish simply swallow their food whole, but others need to chew through tough shells or bite large meals into smaller chunks before they can swallow. However, these creatures don’t have little fingers and thumbs to pick up a knife and fork like us, so they rely on their dentition for pretty much everything. Fish regrow their teeth throughout their lives, and some will lose thousands of teeth in their lifetimeįish use their teeth to eat their food, just like we do.The amazing variety of fish teeth exist to allow different species to live and feed in a variety of environments.Fish rely on their teeth for feeding, fighting, and defending themselves.All fish have teeth, but their shape, size and functions vary from species to species.Chloroquine Phosphate Aquarium Dosing Calculator.
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