National GeographicNat Geo Wild


  • The mass of one of the dominant male hippo in HvC is about the same as two football teams combined.

  • Crocodiles have the most powerful bite force on the planet.

  • A crocodile’s metabolism is so advanced that they can survive for a year without food.

  • The Hippo’s closest relative is the whale.

  • A hippo’s hide alone, can weigh half a ton.

  • On land, hippos in South Luangwa often need to beat a hasty retreat from predators, and their 30 miles per hour land speed can mean the difference between life and death. That’s faster than Usain Bolt’s record.

  • During the toughest and driest times of the year, the South Luangwa crocodiles need not only strength, but speed, to outrun and outcompete each other to a potential meal, propelling themselves through the water at up to 20 miles per hour when they need to.

  • The South Luangwa channels can prove incredibly long distances for courting crocs to communicate across, so in order to stay in close contact, males send out low frequency infrasound waves through the rippling of their tails, travelling large distances to reach their admirer.

  • In the dangerous waters of the South Luangwa channels, only 2% of crocodile hatchlings make it to adulthood. Of 50 eggs laid, only one is likely to survive.

  • Baby Hippos suckle underwater by folding their ears back and closing their nostrils.

  • Crocodiles have 68 replaceable teeth.

  • Hippos have 36 teeth. Their lower canines can reach lengths of 1.5ft and weigh up to 13 lbs.

  • On average, each hippo contributes approximately 3.2 metric tonnes of dry fecal waste to his aquatic system per year.

  • Hippos can stay under water for five minutes, run underwater at 5mph, but they can’t swim.

  • Crocodile scales are made of keratin, the same as human fingernails. The scales on their back are reinforced with bone.


  • Hippo Mash Up photo

    Hippo Mash Up

    A battle over territory comes to a head between “the beach master” and “the imposter.”

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