Dog Smile Teeth Live Wallpaper

Even dogs sometimes smile. Smile - laughter prolongs life.

Smiling Dog

We’ve all been there. That moment when you look at your dog and you see their face, their tongue sticking out, looking like they just heard a silly joke. You think, “Awwwww my dog’s smiling!” But are they really smiling the way we humans do? Are their smiles an expression of happiness like ours is?

Over time, your dog’s smiles may actually indicate genuine happiness or contentment, as in his mind, he’s created the association between smiling and getting rewarded for it.

Now watch this compilation of the cutest doggie smiles ever, and be comforted by the fact that you may have subconsciously trained your dog to smile. :)

50 Weird Facts About Dogs:

50. … while JFK’s terrier, Charlie, father 4 puppies with Laika’s daughter

51. An African wolf dog known as the basenji is the only dog in the world that cannot bark

52. There are 703 breeds of purebred dogs

53. Dachshunds were originally bred for fighting badgers

54. The world’s smartest dogs are thought to be (1) the border collie, (2) the poodle, and (3) the golden retriever

55. … while the dumbest dog is believed to be the Afghan hound

56. A dog’s smell is more than 100,000 times stronger than that of a human’s

57. … which they need because their eyesight is not as keen as a human’s.

58. Dogs judge objects first by their movement, then by their brightness, and lastly by their shape

59. Chocolate contains a substance known as theobromine (similar to caffeine) which can kill dogs or at the very least make them violently ill

60. George Washington had thirty six dogs – all foxhounds – with one named Sweetlips

61. All dogs are identical in anatomy – 321 bones and 42 permanent teeth

62. Smaller breeds mature faster than larger breeds

63. Female dogs are only ready to mate – “in heat” – twice a year for a total of roughly 20 days

64. Puppies sleep ninety percent of the day for their first few weeks

65. Rin Tin Tin was the first Hollywood dog star

66. … and he really signed his movie contracts – all 22 of them – with a pawprint

67. The Wizard of Oz’s Toto was played by a female Cairn Terrier named Terry

68. Their vision is not fully developed until after the 1st month

69. Dogs have two times as many muscles to move their ears as people

70. The longer a dog’s nose, the more effective it’s internal cooling system

71. An elderly woman was saved by her 12 pound Yorkshire Terrier who fought off an 80 pound Akita and survived with only 9 stitches

72. U.S. Customs dogs “Rocky” and “Barco” were so good at patrolling the border that Mexican drug lords put a $300,000 bounty on their heads

73. Dogs are all direct descendants of wolves

74. Wolves and dogs can mate to produce fertile offspring

75. Female wolves have been known to travel great distances to regurgitate full meals for their hungry pups

76. Cerberus was the tri-headed dog that guarded the underworld in Greek mythology

77. Female dogs bear their young for 60 days before they’re born

78. Dogs’ sense of hearing is more than ten times more acute than a human’s

79. Humans can detect sounds at 20,000 times per second, while dogs can sense frequencies of 30,000 times per second.

80. The earliest dog fossil dates back to nearly 10,000 B.C.

81. Bloodhounds are prized their ability to single out and identify a number of scents simultaneously

82. Dalmatian puppies are born completely white.

83. The Ancient Chinese carried Pekingese puppies in the sleeves of their robes

84. Boxers are so named because of their manner of playing with their front paws

85. All breeds of dog have been found to attack livestock – from 3 month old puppies, all the way up to thirteen year old poodles

86. A dog’s heart beats up to 120 times per minute, or 50% faster than the average human heartbeat of 80 times per minute

87. The oldest dog on record – a Queensland “Heeler” named Bluey – was 29 years, 5 months old

88. Davy Crockett had a dog named Sport

89. Dogs were first domesticated by cavemen