🐋 Baby Whales Grow at an Almost Unbelievable Speed Newborn whales — especially giants like blue and humpback whales — experience some of the fastest growth on Earth. Their secret? Incredibly rich mother’s milk. Whale milk can be nearly 50% fat, with a thick, toothpaste-like consistency so it doesn’t dissolve in seawater. A blue whale calf can drink 50 to 150 gallons a day of this super-fuel. 🍼🌊 That nutrition powers astonishing growth — up to 200 pounds (90 kg) gained every single day. That’s