A DOG's wagging tail is not always a sign that the pup is happy, as most people think, but it could indicate other emotions too, according to a veterinary expert.

Ian Scarrott, a running coach and personal trainer at PureGym, says: ‘Like anything in life, exercise can become monotonous, so it is important to try new routes, vary types of sessions, time your run, and of course, if you have a pet that is able to run with you, make it more fun for them and you.

Officers Allen Speed and Paul Garcia temporarily stopped traffic during their rescue, reports Phillip Townsend (WFAA).It wasn’t an easy task considering the dog seemed to be nervous and avoiding the officers, luckily enough, reports Townsend, Garcia happened to have dog treats with him and he used those to lure her to safety.

Speedy died of a kidney infection after becoming too hot (Picture: Medivet)A dog has died after suffering from kidney failure and severe heatstroke during a lunchtime walk in the park.

Vets have worked tirelessly to stop the dog suffering from organ failure (Picture: Google Maps)They realised the dog would need a plasma transfusion to allow his blood to clot properly and rushed him to the nearest emergency animal hospital.

If this dog does not win I am filing an official complaint (Picture: Scott Barbour/Getty Images)An important bit of information: Each year in Melbourne, Australia, groups of dachshunds gather to take part in the annual Running of the Wieners.

(Picture: AP)Although some pugs struggled to compete the 50 metres in under 40 seconds and others got adorably distracted and ran the wrong way, Emma flew across the finishing line.