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  2. Google Answers - Wikipedia

    en.wikipedia.org/wiki/Google_Answers

    Google Answers' predecessor was Google Questions and Answers, which was launched in June 2001. This service involved Google staffers answering questions by e-mail for a flat fee (US$3.00). It was fully functional for about 24 hours, after which it was shut down, possibly due to excessive demand and the tough competition that Yahoo! set in place ...

  3. Why do dogs sleep so much? Understanding your pet's sleep ...

    www.aol.com/why-dogs-sleep-much-understanding...

    Older dogs, puppies and larger breeds also need more sleep than others. Larger dogs use more energy than smaller ones, while puppies are constantly exerting energy, according to PetMD.

  4. Dog intelligence - Wikipedia

    en.wikipedia.org/wiki/Dog_intelligence

    Dog intelligence or dog cognition is the process in dogs of acquiring information and conceptual skills, and storing them in memory, retrieving, ...

  5. Sleep in animals - Wikipedia

    en.wikipedia.org/wiki/Sleep_in_animals

    Sleep can follow a physiological or behavioral definition. In the physiological sense, sleep is a state characterized by reversible unconsciousness, special brainwave patterns, sporadic eye movement, loss of muscle tone (possibly with some exceptions; see below regarding the sleep of birds and of aquatic mammals), and a compensatory increase following deprivation of the state, this last known ...

  6. Is it normal for a dog to sleep all day? - AOL

    www.aol.com/normal-dog-sleep-day-051535250.html

    Why do dogs need so much sleep? During a typical night, adult humans spend around 20-25% of their total sleep in REM (Rapid Eye Movement) stage, a percentage that is even higher in infants and ...

  7. Why do dogs have tails? - AOL

    www.aol.com/why-dogs-tails-110012558.html

    "Dogs do have full control of their tails; it is a highly specialized part of the body," says Dr. MacMillan. "They can control whether it is raised or lowered, as well as side-to-side movement.

  8. Question and answer system - Wikipedia

    en.wikipedia.org/wiki/Question_and_answer_system

    A question and answer system (or Q&A system) is an online software system that attempts to answer questions asked by users.Q&A software is frequently integrated by large and specialist corporations and tends to be implemented as a community that allows users in similar fields to discuss questions and provide answers to common and specialist questions.

  9. Why do dogs lick you? Expert explains - AOL

    www.aol.com/why-dogs-lick-expert-explains...

    Dog owners often believe they can understand their pets, identifying whether their dog is barking to go on a walk, begging for food or trying to find their trapped tennis ball. "On some level ...