Did you Know

...that the amazing Swordtails can sometimes change from females to males? Swordtails first became aquarium fishes in about 1910. A few years later, it was reported that some females, after have several broods, had reversed sex - completely changing from females into fully functioning males!

...The oldest dog that has been reliably documented was an Australian cattle-dog named Bluey. He was put to sleep at the age of 29 years and 5 months!

...that all dogs, from the St. Bernard to the tiny Poodle, are direct descendants of wolves. They can all breed together and produce fertile offspring. Technically they are of the same species.