If you are unlucky enough to be approached by one of the world’s most fearsome predators while taking a dip, wouldn’t it be great if you could hear them coming? Do sharks make noise or sounds? Sharks do not have the capability to produce sounds as they lack dedicated sound-producing organs. This makes them silent … Read more
The great white shark both frightens and fascinates. With its large jaws packed with around 300 razor-sharp teeth, it’s one of the world’s most formidable predators. It’s by no means the largest shark in the world, that title goes to the plankton-munching whale shark, but it is the largest predatory fish and, as such, has … Read more
Are sharks vertebrates or invertebrates? Even though they don’t have any bones in their bodies, sharks are classified as vertebrates. They belong to the class Vertebrata, a subphylum that includes five different classes – amphibians, birds, fish, mammals, and reptiles. Although the shark’s skeleton is made of cartilage, rather than bone, it has a cartilaginous … Read more
When you think about sharks, the most likely images that spring to mind are probably a dorsal fin breaking the surface and perhaps a large mouth filled with teeth. Sharks have a fearsome reputation as the most powerful creatures in the ocean, so they must have a tough skeleton underneath their skin, right? In fact, the … Read more
How many fins do sharks have? Sharks can have as many as eight different fins. These include two pectoral fins, a pair of pelvic fins, a first and second dorsal fin, a caudal fin or tail, and an anal fin. Many benthic shark species lack the anal fin, and some of those belonging to the … Read more
Are sharks blind? The black “lifeless” eyes of the shark strike dread into the hearts of many. Contrary to popular belief, sharks are not blind. They have highly sophisticated eyes that are structurally and functionally similar to a human’s eyes. However, the positioning of their eyes on either side of the head gives them greater … Read more
Large shark species we are familiar with cannot survive out of water for very long, only a few minutes. In fact, while they may not die instantly, being out of the water for any length of time can quickly cause death to large sharks. All sharks are fish and get the oxygen they need to … Read more
The lifespan of a shark can vary greatly depending on the species, but on average, most species of sharks have a lifespan of 20 to 30 years. However, some species, such as the whale shark, can live for over 100 years. The life cycle of a shark begins with the egg stage. Depending on the … Read more
There are over 500 species of shark in our ocean. So, you’re sure to see many sharks with different shapes and sizes. Hollywood has been on a shark rampage for as long as we can remember. They always portray sharks as animals with super-blown acute blood sensitivity. We have no doubts about the shark’s ferocious … Read more