Marine Mammals Quiz

Try out this Marine Mammals quiz to test your knowledge. Marine Mammals trivia dives into the remarkable adaptations that let whales, dolphins, seals, sea lions, and other species thrive in the water while still breathing air and caring for their young on the surface.

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15 questions

~3 min to finish

Easy to hard difficulty

510 pts max score

Question 1 · Hard · 40 pts
What is the name of the Yangtze River dolphin that was declared functionally extinct in the 2000s?
Question 2 · Hard · 40 pts
The river dolphin living in Pakistan’s river system is associated with which river?
Question 3 · Hard · 40 pts
Among Antarctic waters, which seal is noted as being one of the most abundant large mammals?
Question 4 · Hard · 40 pts
Which explorer’s surname appears on the sea that serves as a major range for several marine mammal populations?
Question 5 · Hard · 40 pts
The endangered southern resident killer whales have a core habitat in which inland sea?
Question 6 · Hard · 40 pts
Which extinct marine mammal was hunted to extinction in the 18th century?
Question 7 · Hard · 40 pts
What whale is specifically noted here for living more than 100 years?
Question 8 · Hard · 40 pts
Which whales make a migration between Arctic feeding grounds and breeding lagoons off Mexico?
Question 9 · Hard · 40 pts
Which Antarctic seal can keep breathing access open in sea ice by using its teeth?
Question 10 · Hard · 40 pts
For polar bears in the Arctic, which seal is identified as a key prey species?
Question 11 · Hard · 40 pts
Which fur seal breeds mainly on islands off Mexico?
Question 12 · Hard · 40 pts
Which seal is singled out as one of the most endangered seal species in the United States?
Question 13 · Easy · 10 pts
What is the name for the elongated snout of many dolphins?
Question 14 · Easy · 10 pts
What is the thick insulating fat layer found on many marine mammals called?
Question 15 · Easy · 10 pts
Which animal often floats on its back while resting?

What is the name of the Yangtze River dolphin that was declared functionally extinct in the 2000s?

The river dolphin living in Pakistan’s river system is associated with which river?

Among Antarctic waters, which seal is noted as being one of the most abundant large mammals?

Which explorer’s surname appears on the sea that serves as a major range for several marine mammal populations?

The endangered southern resident killer whales have a core habitat in which inland sea?

Which extinct marine mammal was hunted to extinction in the 18th century?

What whale is specifically noted here for living more than 100 years?

Which whales make a migration between Arctic feeding grounds and breeding lagoons off Mexico?

Which Antarctic seal can keep breathing access open in sea ice by using its teeth?

For polar bears in the Arctic, which seal is identified as a key prey species?

Which fur seal breeds mainly on islands off Mexico?

Which seal is singled out as one of the most endangered seal species in the United States?

What is the name for the elongated snout of many dolphins?

What is the thick insulating fat layer found on many marine mammals called?

Which animal often floats on its back while resting?