In the 1960s, a law was passed to protect blue whales. Why?
A) Blue whales were swimming too close to boats.
B) Scientists discovered that blue whales had no teeth.
C) Humans discovered that blue whales were a good source of food.
D) Only a few hundred blue whales were left in the world.
In the 1960s, a law was passed to protect blue whales. Why?
Share
The correct answer is D) Only a few hundred blue whales were left in the world.
Explanation: In the 1960s, it was recognized that blue whales, the largest animals on the planet, were critically endangered due to extensive whaling. Their population had declined dramatically, so measures were taken to protect them and help their numbers recover.