No they are not harmfull at all [as long as you wear a chain mail wetsuit anyway.]
ALL of it
yes white sharks have cutting edges and blue sharks have curved teeth
please answer
Blue whales are not at all harmful.
yes blue whales are smarter then sharks
blue sharks have no bones besides the jawbone and the spine.they are made of cartilage.
Land sharks, yes. Sharks in the water, no.
Blue sharks live in salt water oceans. Blue sharks can be found in the Atlantic Ocean and in the Pacific Ocean.
no
they are a bluish gray color
Yes, blue sharks are deadly. In fact, they were ranked 9th (ninth) place on deadliest.
Sharks eat swordfish