Blue Sharks: Behavior and Characteristics

The video introduces Blue sharks, highlighting their long, skinny bodies and large pectoral fins that help them stay afloat in the open ocean. It explains their pelagic nature, countershading camouflage, and extensive migration patterns. Blue sharks are generally not dangerous to humans, as they live far from shore and are not interested in people. They are viviparous, giving birth to live young. The video concludes by encouraging viewers to explore more Shark Academy content.

What is the primary function of the large pectoral fins on a Blue shark?

• To scare away predators

• To attract mates

• To keep them from sinking

• To help them swim faster

What does the term 'pelagic' refer to in the context of Blue sharks?

• Living in shallow waters

• Living near the shore

• Living in freshwater

• Living in the open ocean

What is countershading, as used by Blue sharks?

• A method of hunting

• A way to communicate with other sharks

• A camouflage technique

• A technique for swimming faster

How far can Blue sharks travel during their migrations?

• A few hundred miles

• Across a single ocean

• Thousands of miles

• Only within their local area

Where have Blue sharks tagged in New England been found?

• In Portugal and Europe

• In the Indian Ocean

• In the Pacific Ocean

• Only in New England

Why are Blue sharks not considered dangerous to humans?

• They are herbivores

• They are afraid of humans

• They live far from shore

• They are too small to harm humans

What do Blue sharks primarily eat?

• Plankton

• Fish and squid

• Seaweed

• Other sharks

What is the likelihood of encountering a Blue shark while swimming near the shore?

• Very high

• Moderate

• Low

• Almost none

What does it mean that Blue sharks are viviparous?

• They have a long gestation period

• They reproduce asexually

• They give birth to live young

• They lay eggs

What is the main purpose of the Blue Shark according to the video?

• To clean the ocean

• To be a top predator

• To be cute

• To scare other fish