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Learn about the world's oldest and most diverse fish, with more than 500 species that range in size, color, and diet. Find out how sharks reproduce, why they attack humans, and what threats they face from overfishing and climate change.
Shark Information, Anatomy, Habitat, Feeding, Reproduction and Types of Sharks. Facts about Great White Sharks, Tiger Sharks, Bull Sharks, Whale Sharks, Bull Shark, Hammerhead Shark, Mako Shark and more.
Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade Selachimorpha[1] (or Selachii) and are the sister group to the Batoidea (rays and kin).
3 lip 2024 · Learn about sharks, their evolution, diversity, ecology, and threats from Britannica. Explore shark facts, photos, videos, and quizzes on various shark species and their roles in the ocean.
There are over 400 shark species. Learn about sharks, as well as the threats this species faces, what WWF is doing to protect its future, and how you can help.
5 dni temu · Learn about sharks, the cartilaginous fishes of predatory habit that constitute the order Selachii. Find out their description, habits, diversity, threats, and more from Britannica.
16 maj 2024 · Sharks are often characterised as vicious killers, but in reality, they’re a diverse and endangered group of creatures that add tremendous value to marine ecosystems.
