Angelfish social behavior In the wild, angelfish often move in small groups, which may help them stay safer and detect danger more easily. Read more
Siamese fighting fish: colours, rivalry and remarkable adaptations The spectacular colours and fin shapes of domestic Siamese fighting fish are the result of generations of selective breeding. Read more
Red-footed tortoise coloration The red-footed tortoise has a dark shell and vivid orange-red markings that create a striking, ember-like appearance. Read more
