Sceloporus cyanogenys rivalry Male Sceloporus cyanogenys use head movements, body flattening and their blue belly to signal dominance during rivalry. Read more
Armadillidium gestroi: a tiny soil-dweller with a big role Armadillidium gestroi lives in moist, shaded places and helps break down dead plant matter. 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