Oceans Explained in depth on Instagram: "Follow @explainingoceans to learn everything about oceans one post at a time 🧠🔥 Sharks are fascinating ocean animals that have lived on Earth for hundreds of millions of years. They come in many shapes and sizes, from the tiny dwarf lanternshark to the enormous whale shark, and they play an important role in keeping ocean ecosystems balanced. Although sharks are often shown as dangerous, most species are not a threat to humans. By controlling population

Australian Geographic on Instagram: "This shark doesn't just swim... it ‘walks’!🚶‍♂️ The epaulette shark uses its paddle-like fins to move across the seabed, while using its sense of smell and electroreception to track its prey. 📺 Australian Geographic Extraordinary Animals now streaming for free on SBS On Demand @sbsondemand #ausgeo #extraordinaryanimals #shark"