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1. shark-helmets.comShark Helmets - Casque de moto intégral, modulable, jet

   shark-helmets.com

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   30 ans d'innovations et de podiums, une garantie de durabilité et de fiabilité de nos casques ! Engagé dans la compétition et l'innovation depuis sa création, SHARK conçoit des casques toujours supérieurs à la norme qui garantissent le plus haut niveau de sécurité et de performance.

2. Vidéos

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     5:17

     youtube.com

     Sharks 101 | National Geographic

     25 juil. 2019

     8.6M vues

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     15:09

     youtube.com

     The Complete Guide to Sharks – Everything You Need to Know

     14 mars 2023

     14.6K vues

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     3:40:24

     youtube.com

     World's Most Dangerous Sharks MEGA EPISODE - Top 5 Full Episodes | Sharkfest

     4 juil. 2024

     2.1M vues

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3. sharkclean.frShark France | Aspirateurs Robots, Aspirateurs Balais sans ...

   sharkclean.fr

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   Shark France vous propose des aspirateurs robots, des balais sans fil et des nettoyeurs vapeur de qualité. Découvrez nos offres, nos services et nos gammes de produits innovants.

4. en.wikipedia.org › wiki › SharkShark - Wikipedia

   en.wikipedia.org › wiki › Shark

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   Learn about sharks, a group of cartilaginous fish with diverse shapes, sizes and behaviors. Find out how sharks evolved, what they look like, how they sense, and how they interact with humans and other species.

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6. www.youtube.com › watchSharks 101 | National Geographic - YouTube

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   Sharks can rouse fear and awe like no other creature in the sea. Find out about the world's biggest and fastest sharks, how sharks reproduce, and how some sp...

   • Durée de la vidéo: 5 min
   • Vues: 8,6M

   • Auteur: National Geographic

7. www.nationalgeographic.com › fish › factsSharks, explained - National Geographic

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   • Anatomy
   • Behavior
   • Attacks
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   Like rays and skates, sharks fall into a subclass of fish called elasmobranchii. Species in this subclass have skeletons made from cartilage, not bone, and have five to seven gill slits on each side of their heads (most other fish have only one gill slit on each side), which they use to filter oxygen from the water. Whale sharks, the largest fish s...

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   Sharks are found in deep and shallow waters throughout the world’s oceans, with some migrating vast distances to breed and feed. Some species are solitary, while others hang out in groups to varying degrees. Lemon sharks, for example, have been foundto congregate in groups to socialize. Scientists are still trying to figure out how long sharks live...

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   People aren’t on a shark’s menu. Even though shark attacks have increased at a steady ratesince 1900—a result of better recording of attacks and a rising human population—they are still exceedingly rare: A beachgoer has only a one in 11.5 million chance of being bitten. Sharks bite people out of curiosity, to defend themselves from a perceived thre...

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   Sharks may not be a significant threat to us, but we are to them. Humans are responsible for drastic declines in shark populations. Overfishing is the biggest threat. An estimated 100 million sharks are killed each year, mostly to supply demand for an expensive Chinese dish called shark fin soup. Some fisheries allow the catch of whole sharks, like...

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   Learn about the world's biggest and fastest sharks, how they reproduce, and why some species are at risk of extinction. Find out the truth about shark attacks, how sharks live and hunt, and how humans impact their populations.

   Voir la liste complète sur nationalgeographic.com

   • Durée de la vidéo: 5 min

8. www.worldwildlife.org › species › sharkShark | Species | WWF - World Wildlife Fund

   www.worldwildlife.org › species › shark

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   Learn about sharks, their diversity, importance and threats from overfishing, demand for fins and bycatch. Find out what WWF is doing to protect sharks and rays and how you can help.

9. ocean.si.edu › ocean-life › sharks-raysSharks - Smithsonian Ocean

   ocean.si.edu › ocean-life › sharks-rays

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   Learn about the diversity, anatomy, evolution and ecology of sharks, the top predators of the ocean. Find out how sharks are threatened by fishing, finning and fear, and what is being done to protect them.