Category: Fish

Despite their scary reputation, sharks rarely ever attack humans and would much rather feed on fish and marine mammals. Only about a dozen of the more than 300 species of sharks have been involved in attacks on humans. Do sharks like human affection? Petting sharks: Conservationist says sharks crave affection, distinguish individual humans | WPEC. […]

It’s not uncommon for anglers to lose their catch to a bigger fish, but one man in Australia watched as the shark he reeled in was eaten by a large saltwater crocodile. Do crocodiles hunt sharks? Ancient Enemies. Elsewhere in the world, there are several observations of crocodilians—a group that includes alligators, crocodiles, and caimans—duking […]

Orcas. Orcas eat great white sharks—new insights into rare behavior revealed. Though the great white is considered the top marine predator, orcas may actually rule the oceans, new observations suggest. What is the predator of a shark? An orca, then, is an apex predator’s apex predator. No wonder sharks flee from them. What kills sharks […]

Sharks help regulate marine food webs. These systems consist of complex food webs, often with sharks at the top as apex predators. Like tigers, wolves and other top-level predators, many sharks are keystone species, which means they play such key roles that their disappearance would significantly alter the ecosystem. What is positive about sharks? As […]

Instead, these sharks rely on obligate ram ventilation, a way of breathing that requires sharks to swim with their mouths open. The faster they swim, the more water is pushed through their gills. If they stop swimming, they stop receiving oxygen. They move or die. Do sharks drown if they stop swimming? So, while most […]

Despite their ferocity, sharks tend to be wimps. They don’t like prey that can cause them harm. Punching, kicking, stabbing and even head-butting are all ways attack victims have fought off sharks. The eyes are particularly sensitive. Does getting eaten by a shark hurt? I often say to people, “It doesn’t hurt to get eaten […]

By the same logic, they’ll generally avoid the coldest waters. This means that the Antarctic and the Arctic are the regions with the least sharks. Are there sharks in every ocean? There are more than 500 species of sharks and at least one species is found in every ocean, including the Arctic Ocean. What color […]

100 million sharks. All the major fishing countries use destructive fishing practices that result in the killing of up to 100 million sharks every year and are in large part responsible for the 70% decline in shark populations globally over the past 50 years. How many sharks get killed in one year? 100 million sharksHow […]

As reported by Discovery Channel, the first significant discovery was that sharks hate the smell of rotting shark carcasses and quickly swim away from the scent. What are shark afraid of? Contrary to popular belief, sharks are also quite afraid of humans! Being apex predators, it is natural that sharks will fear or stay away […]

Large sharks sometimes eat smaller sharks, and killer whales also dine on sharks. But the shark’s greatest enemy is people. Humans kill sharks for food, use their skins for leather, make medicine from their liver oil, and use shark teeth for jewelry. What are shark afraid of? Contrary to popular belief, sharks are also quite […]

Yes, sharks love to be pet. Just like humans and many other animals. Sharks are quite shy creatures, but you will know they have accepted you when they swim towards you. If they come over with an open mouth, that is just to signify that you should tickle their tongue. Do sharks like to get […]

Sharks have been known to attack humans when they are confused or curious. If a shark sees a human splashing in the water, it may try to investigate, leading to an accidental attack. Still, sharks have more to fear from humans than we do of them. What do shark afraid of? Contrary to popular belief, […]

But new research suggests great white shark attacks on humans aren’t on purpose but rather because the predator has terrible eyesight. It has long been thought that the reason sharks attack humans is because they mistake us as seals, which are one of the most common meals for sharks. Why would a shark eat a […]

Fish also have been observed by scientists to learn, have memory and adapt their behavior to new circumstances, arguing for their sentience. Fish are not senseless beasts, and fish feel pain, including sharks. How much pain do sharks feel? The weight of the evidence supports the view that sharks do not feel pain. And not […]

In the past decade, Kock and other shark experts have come to realize that sharks rarely hunt humans—and that the beasts are sociable and curious. Unlike most fish,” Kock says, “white sharks are intelligent, highly inquisitive creatures.” Are sharks ever friendly? Sharks may bring up thoughts of thrashing great whites or the meg, but some […]

Contrary to popular belief, sharks are also quite afraid of humans! Being apex predators, it is natural that sharks will fear or stay away from the unknown, and that includes humans. What scares a shark away? The market offers five main types of shark deterrents: magnetic repellents, electric repellents, sound repellents, semiochemical repellents, and visual […]

Whale sharks are essentially bulletproof, with six-inch-thick skin. Though it’s not the thickest in the animal world (sperm whales have skin measuring more than a foot thick), but it’s tough enough that it’s made it extremely difficult for scientists to get a blood sample of the creature. How tough is a shark’s skin? Shark skin […]