Of all sharks, the hammerhead has the oddest looking head. Sharks will also catch and eat sea turtles. The Blue Shark can consume schools of small fish and even big fish. Although the chances of a shark biting you might be slim, it is best to avoid swimming in beaches where there are no shark nets. They also feed on sharks and rays (elasmobranchs). It lives as far north as Norway and as far south as Chile. Lifespan: 20 years. Sharks are some of the biggest predators of sea turtles and 90% of hatchlings are caught by predators before they can reach adulthood. There are many species of sharks, from tiny, two-foot (.75 meter) sand sharks to great white sharks that can reach a length of 20 feet (6.5 meters) or more. They are happy to catch clams, sea snails, squid, oysters, scallops, octopus, and many others. Some shark species such as basking sharks, whale sharks, and megamouth sharks evolved strategies to help them filter and feed on plankton. Shark pups are mostly found in swallow warmer waters and they will eat the same basic foods as large sharks but usually focus on smaller prey. When sharks do bite humans they usually let the human go because they prefer their usual foods. Back at the dock, put the fillets on your cutting board and remove the skin. They hunt during the day and at night. Other occasional meals of the blue shark are seabirds, garbage, and carrion and they even eat small sharks sometimes. The females can reach a length of 2.2 – 3.3 meters (7.2 – 11 ft) at maturity. They are found all over the world and are happy to venture to great depths up to 2,000 meters. Other items in their diet include crabs, shrimps, lobsters, carrions, squids, octopuses and even smaller sharks. Sharks will also catch and eat large crustaceans. Tiger sharks prefer turtles and blue sharks prefer squids. That being said, it is important to note that not all sharks are capable of hunting down and eating whales. The type of krill that the whales feed on depends significantly on location. However, Some sharks also like to eat mackerel, tuna, seals, sea lions, and some smaller sharks. How Does Global Warming Affect Sharks? Sharks will catch and eat all sorts of marine mammals. The bigger individuals prey on odontocetes. Sharks are some of the most terrifying animals found in the water. Smooth dogfish sharks like to eat crabs and lobsters. Blue Sharks need to live in the water. I don't know if Bull Sharks eat Blue Whale, Because I've heard that (ironically) Blue Whales will eat sharks. Most sharks eat every 2 – 3 days because they cannot chew very well and require the extra time to digest their meals. A carnivorous shark diet usually includes fish, mollusks, and crustaceans. Their favorites include species like crab, lobster, crayfish, shrimp, prawn, krill, and woodlice. In temperate seas it may approach shore, where it can be observed by divers; while in tropical waters, it inhabits greater depths. As with all land predators, they can be dangerous and might attack humans out of frustration or curiosity. Some species of shark such as the tiger shark, spotted rag tooth shark, and grey nurse shark will eat their siblings before they are even born. Some shark species are born alive (ovoviviparous reproduction) while others are hatched from eggs (oviparous reproduction). They also prey on squids, anchovies, krill, copepods, jellyfish, mackerels, fish eggs, sardines, small tunas and other small nektonic organisms. So do we need to fear these creatures from the deep or … Hammerhead sharks prefer stingrays. They eat other sharks, squid, octopuses, and crustaceans. When this happens they usually only take a single bite of these foods before realizing that the food is not part of their usual diet. Sharks often eat mollusks they find in the sea. This means that, for the remainder of the week, you can go home, cuddle up on the couch, and delve deep into the sea, uncovering the fascinating world of the most majestic sea creature who tops the underwater food chain. This confusion or curiosity of sharks sometimes results in human shark bites and other types of animals might also fall prey to them. In most cases of shark bites, they are curious about humans or might confuse you with other types of food. As mentioned during the overview, Rainbow Sharks are Omnivores which means they eat both plants and meat.In the wild they generally consume decaying plants, algae, insect larvae and small chunks of meat they find in the river such as Zooplankton.They aren’t fussy eaters and will consume most things; providing it sinks to the bottom of the tank!This is good news if you plan to keep Rainbow Sharks in aquariums. 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