1.Dogs are capable of understanding up to 250 words and gestures, can count up to five and can perform simple mathematical calculations. The average dog is as intelligent as a two-year-old child. (Fact from http://www.telegraph.co.uk/science/science-news/5994583/Dogs-as-intelligent-as-two-year-old-children.html)
2.The most expensive dog in the world is an 11-month-old red Tibetan mastiff called Big Splash who was bought by a chinese multi-millionare for 10 million Chinese yuan/£945,000/$1,513,417 in March 2011.(Fact from http://www.guinnessworldrecords.com/records-7000/most-expensive-dog/)
5.I cannot believe this but did you know that hyenas are not actually dogs, but are more close to cats!!!(fact from http://www.hyaenidae.org/ancient-hyaenas.html)
Thats all i have for today! if you have any interesting facts, please tell me v.i.a the comments below!