Why Are Sharks Dangerous?

Answer: Shark are dangerous because they are probably the most efficient predators on the Earth. Besides, the human capabilities on water are very limited compared to the abilities of sharks in their natural habitat. Some shark species are aggressive, and the smallest...

Why Are Sharks Going Extinct?

Answer: Some shark species are going extinct because of excessive human fishing and predation. People kill sharks for trading, sports, medicine, meals or just because they are afraid of sharks. Sharks have been around for more than 400 million years, and now after all...

Why Do People Kill Sharks?

Answer: Sometimes people kill sharks for sport while fishing. Other times, humans kill sharks for fishing to use their meat as food and to use their fins for medicinal purposes. A large number of sharks is a victim of bycatch, as result of commercial fishing since...

Why Do Sharks Drown When Pulled Backwards?

Answer: Sharks can drown when pulled backward because water gets inside their gills. Sometimes, fishers kill sharks pulling them backward for a while when taking them back to the shore. The process of breathing in a shark is interrupted when pulled backward.  ...

Why Do Sharks Have Cartilage?

Answer: Sharks skeleton is made of cartilage instead of bones to have a lighter weight which allows them to go up and down quickly in the ocean without a lot of effort to stay afloat. Cartilage is robust but not as dense as bone which gives them a great flexibility...
Why do Sharks sometimes Attack?

Why do Sharks sometimes Attack?

What person is not afraid of huge open jaws full of sharp triangular teeth? Well, you should know that not all sharks are big animals, that not all have sharp teeth and that not all eat meat. However, humans are likely to be the target of a shark attack as long as...