Blue Whale Facts and Characteristics

Blue whales are the largest and heaviest animals on Earth, reaching lengths of 30 meters and weights of 150 tons. Their marine environment allows them to grow large due to reduced gravitational constraints. They are carnivorous, consuming up to four tons of krill daily using their specialized jaws. Blue whales can live up to 90 years, with some reaching 110 years.

How long can blue whales grow?

• 30 meters

• 20 meters

• 10 meters

• 40 meters

What is the approximate weight of a blue whale?

• 150 tons

• 100 tons

• 200 tons

• 50 tons

Why can marine mammals like blue whales grow so large?

• They have stronger bones

• The ocean provides more room and limits gravity

• They have a special diet

• They live longer

What do blue whales primarily eat?

• Seaweed

• Krill

• Plankton

• Fish

What is the maximum recorded age of a blue whale?

• 80 years

• 90 years

• 100 years

• 110 years