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!

...that Dalmatian puppies are born pure whit - without their distinctive spots? It's only when they start to grow that their black or brown spots begin to appear.

...that cats have up to 26 more vertebrae than the human backbone? The cat's additional vertebrae give it greater flexibility.