Scientists are forever on a quest to unlock the mysteries of the biggest beasts ever to have lived on our planet, including the deadly T-Rex. In Lost Beasts Unearthed, new evidence reveals how these giants evolved to conquer the planet, how they grew so big, how they hunted, what they ate, how they fought and what triggered their extinction. Tune in to Lost Beasts Unearthed from Sunday 17th March at 6pm, on National Geographic UK. | National Geographic UK

🌍 Africa’s Heavy Hitters 💪 Africa is home to some of the tallest, fastest, and of course, the heaviest animals on Earth. Can you guess how much they weight? 🐃 In fifth place, the African Buffalo: These herd animals can weigh up to 900 kg and are known for their unpredictable temperaments. 🦒 Giraffe: Towering above the rest, giraffes are the world’s tallest mammals and the fourth heaviest in Africa. Adult males can reach up to 1,400 kg, their long necks allowing them to reach the juiciest lea