Animals are the perfect subject matter for tattoos. Given that scientists believe there are around 8.7 million different species of animals, there are literally endless possibilities when it comes to choosing your preferred creature. The great thing about animal tattoos is that you can literally choose any style of tattooing for an animal-themed piece and it'll always look great. Watercolour, traditional, blackwork, - you name it, they're completely versatile, but one of our favourite styles of tattooing when it comes to animal tattoos is realistic.