What is unique about the whale shark?
Whale sharks’ heads are flattened and have a blunt snout above its mouth. Each whale shark has its own unique pattern of spots, much like human fingerprints. A whale shark’s mouth is about 5 feet wide (1.5 m). They have rows of over 300 teeth, but as filter feeders they do not use these teeth to eat.
Does a whale shark have teeth?
Whale sharks are filter feeders and can neither bite nor chew. Although its mouth can stretch to four feet wide, a whale shark’s teeth are so tiny that they can only eat small shrimp, fish, and plankton by using their gill rakers as a suction filter.
How old can whale sharks get?
It is estimated that whale sharks may live to over 100 years of age, reaching maturity at around 30 years. They are thought to have a fast growth rate when very young, which then slows down, taking them a long time to reach maturity and adding to the vulnerability of this iconic species.
Do whale sharks lay eggs?
Whale sharks (Rhincodon typus) are the largest species of shark. Although these animals produce eggs, they don’t lay them. Instead, the young hatch while still in the female’s body and are born as miniature adults. This is known as ovoviviparity.
How many eyes does a whale shark have?
A 12.1 m (39.7 ft) whale shark was reported to have a mouth 1.55 m (5.1 ft) across. The head is wide and flat with two small eyes at the front corners.
Are whale sharks bulletproof?
It is also hard to believe that this fish has such thick skin, it is virtually bulletproof! Readers will learn key life-science concepts as they satisfy their curiosity about this giant shark and its superpowers.
How did the whale shark get its name?
The whale shark (Rhincodon typus) earns the name “whale” solely because of its size. Just as the blue whale (Balaenoptera musculus) is the largest living mammal*, the whale shark is the largest species of any fish, known to reach more than 40 feet in length.
What is a group of whale sharks called?
A group of sharks is called a gam, herd, frenzy, school or shiver.
What is the life expectancy of a whale shark?
In captivity, whale sharks are not comfortable, and in a few cases they have died within days, but at most, they have reached only eight years. Some scientists believe that the life expectancy of the Great White Sharks is around 30 years (Levine, 1988) but other research indicates that they can reach up to 40.
What are the Predators of a whale shark?
Predators – Humans are the main predators of Whale Sharks, also the remains of young have been found in the stomachs of Blue Sharks and Marlins. It is also believed that Orcas, (Killer Whales) may attack Whale Sharks.
What are some unknown facts about sharks?
Sharks do not have bones. Sharks use their gills to filter oxygen from the water.
Are whale sharks a fish or a mammal?
No whale sharks are not mammals they are the largest fish in the oceans. The reason a whale shark includes “whale” in its name is purely because of its immense size. The Guinness Book of Records whale shark was 12.65 metres (42.5 feet) long. Whale sharks belong to a group of fish known as cartilaginous fish.