Who are the crocodiles? Everyone knows them, even children. After all, from our early years, we read stories about crocodiles. People have probably heard that if you ever meet this reptile, you should hit it in zigzags (although if you want to live, it's better not to engage in a fight, and just try to run as fast and further as possible). But do you know how crocodiles differ from alligators? And what can they do... climb trees? Or where did the expression «crocodile tears» come from?

 

Facts about large predatory reptiles

 

Even if you already know the answers to these questions, we are sure that in the selection that we at Bemorepanda have collected for you, you will find many fascinating facts that you have not heard about before. Moreover, they will be interesting for both adults and children.

 

 

1. When the female crocodile lays eggs, the temperature of the nest, in which the eggs are laid, actually determines the sex of the young. If the temperature is below 32 degrees Celsius, the baby crocodiles will be females, and if it is higher than this temperature - males.

 

2. Crocodiles have the most perfect heart in the animal world, and they actively change the direction of the blood flowing through it depending on their needs.

 

3. Crocodiles have very sharp hearing. So much so that they can hear their babies screaming from their eggs.

 

4. The expression «crocodile tears» (to show an insincere or false manifestation of emotions) comes from the fact that crocodiles shed tears while eating their prey.

 

5. Crocodiles like to have fun – play with random objects (floating trash, noisy ceramics), swim on ocean waves or slide down slopes.

 

 

6. Crocodiles have a second tooth, which is in reserve under the outer tooth, which can replace a lost tooth. That's a spare tooth row.

 

7. Crocodiles can change 4000 teeth in a lifetime.

 

8. The lifespan of crocodiles in different species varies from 25 to 70 years. It is known that captive crocodiles reach 100 years of age.

 

9. Crocodiles – the largest reptiles on Earth.

 

10. The longest crocodile caught alive in Agusan del Sur province, Philippines, was 6.17 m long and weighed 1075 kg.

 

 

11. It is known that crocodiles sometimes eat smaller crocodiles.

 

12. According to estimates, crocodiles kill about 1000 people a year in the whole world.

 

13. The feeding ratio of crocodiles varies greatly depending on whether they are in a limited space or not.

 

14. Crocodiles are not as agile as monkeys, but they can regularly climb trees.

 

15. The eyes of the crocodile are located very close to each other and are directed forward. This allows them to estimate the distance very precisely so that they can determine the exact location of their prey before the attack.

 

 

16. A simple way to distinguish a crocodile from an alligator: when the crocodile closes its mouth, all the teeth are visible, as the upper and lower jaws have the same width.

 

17. Crocodiles can hold their breath under water for more than a hour.

 

18. Crocodiles can sleep with their eyes wide open.

 

19. The eyes of the crocodile are protected by the third eyelid, and the eyeballs themselves can be pulled into the eyeballs during the attack.

 

20. Black spots around the alligator's mouth are the sensory organs it uses to detect changes in water pressure caused by the movement of potential prey.

 

 

21. Crocodiles kill and eat their prey, drowning it.

 

22. Crocodiles are carnivorous animals, which usually means that they eat only meat. However, a recent study showed that they also sometimes like the taste of fruit.

 

23. Crocodiles swallow small stones to improve digestion. These stones help to digest food in the stomach.

 

24. Crocodiles can be found on all inhabited continents, except for Europe and Antarctica.

 

25. Crocodiles can hold their jaws open under water.

 

 

26. Crocodiles can find their home at a great distance.

 

27. Sea crocodiles can ignore excess salt.

 

28. Alligators annually kill about one person in the United States, while crocodiles annually kill about 1,000 people in Africa alone.

 

29. The crocodile's tongue is attached to the bottom of its mouth, so it never moves.

 

30. Crocodiles don't sweat. To preserve cold blood, they open their mouths, which is known as "open mouth", which is very similar to difficulty breathing.

 

 

31. Crocodiles perform a «death throw» to defeat the prey, clamping its jaws and powerfully rotating.

 

32. Crocodiles are quite universal reptiles, which means that they can live in the most diverse environments, including lakes, rivers, freshwater bodies, salt water and brackish water (combination of salt and fresh water).

 

33. The ancestors of crocodiles (prehistoric crocodiles) were much larger.

 

34. Crocodiles have good night vision..

 

35. The heart of the crocodile has four chambers.

 

 

36. Crocodiles have a keen sense of smell, an evolutionary advantage that makes them very successful predators.

 

37. Crocodiles are closely related to dinosaurs and birds.

 

38. Crocodiles carry their babies in their mouths.

 

39. An average crocodile egg is about the size of a goose egg.

 

40. The ancient Egyptians and some tribes of New Guinea are just two cultures that revered crocodiles.

 

 

41. Crocodiles are very fast in the water - they swim at speeds up to 35 kilometers per hour.

 

42. Crocodiles hunt from ambush; even large mammals such as small elephants, hippos, sharks or large felines can become their victims.

 

43. Crocodiles make sounds to communicate. The young of some species squeak and grunt, while adult crocodiles may growl, hiss or roar at each other.

 

44. Larger crocodiles can go without food for more than a year.

 

45. Most young crocodiles are eaten in their first year of life by other predators such as lizards, other crocodiles, hyenas and even fish.

 

 

46. ​​Crocodiles coexisted with dinosaurs.

 

47. Crocodiles wake up from hibernation when it starts to warm up, and live their lives until it gets cold again.

 

48. These giant geniuses can use tools to trick prey, such as holding branches with their snouts to attract birds building nests.

 

49. Hunting crocodiles for their skin is illegal.

 

50. Crocodiles are aggressive by nature and even more aggressive during mating season.

 

 

51. Crocodiles have relatively weak jaw opening muscles and can be kept closed with a rubber band or bare hands.

 

52. The key difference from the alligator is the shape of the muzzle. Alligators have a wider, U-shaped muzzle, while crocodiles have a more pointed, V-shaped muzzle.

 

53. Crocodiles have the most acidic stomach of all vertebrates.

 

54. There are 24 recognized species of modern crocodiles, divided into three families.

 

55. Ancient species of crocodiles probably hunted human ancestors.

 

 

56. Crocodiles eat without chewing. Their jaws work in such a way that they cannot move sideways, so they cannot grind food with a traditional chewing movement. That is, they do not know how to chew!

 

57. There is a species of crocodile called "dwarf crocodile" - the smallest crocodile in the world.

 

58. Saltwater crocodiles have the strongest bite - they close their jaws with a force of 1680 kg per 6.5 square meters. cm.

 

59. Each species has a unique combination of snout proportions, dorsal bony structures, and scale arrangement.

 

60. The oldest crocodile was a freshwater crocodile named Mr. Freshy, who lived to be 140 years old.

 

 

61. Crocodiles mate during the rainy season.

 

62. Like most reptiles, crocodiles are cold-blooded animals and prefer to settle in tropical areas near wetlands. They cannot generate heat on their own, so they go into a period of long sleep until it gets warmer again.

 

63. Crocodiles are mostly nocturnal.

 

64. Male crocodiles can use their tails to get attention, and when attacking, they can wag their tails to knock out their targets.

 

65. The brain of a crocodile is capable of learning to a greater extent than that of any other reptile in the animal kingdom.

 

 

66. A crocodile can only swim with its eyes and nostrils open.

 

67. Despite the thick skin, crocodiles are surprisingly touchy.

 

68. Crocodiles can run on land at speeds up to 17 kilometers per hour for short distances.

 

69. Crocodile paws are webbed.

 

70. If the temperature is below 32 degrees Celsius, the cubs of crocodiles will be females, and if above this temperature - males.

 

 

 

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Impressive makeover

 

With such kind eyes, any smile seems radiant

 

This man now always has a reason to smile.

 

 

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It's a completely different matter

 

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And no more half-smile, just full mouth!

 

Healthy teeth are what everyone wants

 

 

Dramatic changes

 

After such a transformation, life must become better.

 

Finally, this man can smile with all 32 teeth.

 

Smooth and beautiful teeth are the dream of every person

 

Contagious smile

 

Now this woman's eyes are shining with happiness