Find out exactly how big the biggest whale on Earth is and why blue whales can grow so huge when they only eat tiny creatures ...

Blue whales don’t just hold the title for the biggest animal on the planet today. The truth is that they’re the biggest animal to ever exist, full stop. Bigger than any dinosaur, bigger than anything ...

Sperm whales are named after the waxy substance found in their large heads called spermaceti. The spermaceti is an oil sac ...

Whales are the biggest animal on the planet, dolphins are comparably smaller, but are they all one “big” happy family? They all belong to the Order Cetacea which is the group of sea mammals that ...