What are 5 sentences about blue whales?

1. The blue whale (Balaenoptera musculus) is the largest animal on Earth, with some individuals reaching up to 30 meters (98 feet) in length and weighing up to 200 tons (400,000 pounds).

2. Blue whales are found in all oceans of the world, but prefer deep, cold waters near the coasts of Antarctica and other polar regions.

3. Despite their massive size, blue whales feed primarily on small shrimp-like animals called krill, consuming up to 4 tons of krill per day.

4. Blue whales are social animals that typically travel in small pods of 2-10 individuals, and communicate with each other through a series of low-frequency sounds called "songs."

5. Blue whales are an endangered species, with an estimated population of only 10,000-25,000 individuals worldwide, due to overhunting, pollution, and ship strikes.