The blue whale (Balaenoptera musculus) is a marine mammal and a baleen whale. Reaching a maximum confirmed length of 29.9–30.5 m (98–100 ft) and weighing up to 190–200 t …

Nov 20, 2025 · Blue whale, a species of baleen whale, a cetacean, that is the most massive animal ever to have lived. Weighing approximately 150 tons, it may attain a length of more …

Blue whales only face one threat: humans. Learn more about their habitat, diet, behaviour, and what we can do to save these majestic marine animals.

Adult blue whales weigh up to 150 tons, which makes them the largest animals to ever live. By comparison, elephants—the largest terrestrial animals—weigh only 4.5 tons. These whales …

The gentle giant of the sea, the blue whale is instantly recognizable with a long, streamlined shape, mottled blue or grey back and pale underbelly. They each have huge heads that are …

The blue whale is the largest animal on Earth and vulnerable to threats. Learn how WWF works to protect these ocean giants.

Learn about the habitat, population status and behavior of blue whales, the biggest animals on Earth.

Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet long and upwards of 200 tons. Their tongues alone …

General Information: These whales are overall blue- gray color. Their dorsal fins are extremely small, and their pectoral flippers are long and thin. Blue whales can reach speeds of 35km per …

Sep 28, 2023 · The blue whale is the largest animal on Earth. Learn about the conservation and management of these endangered animals.