Show by subject Individual variability Examples of individual variability within the same species of animals and plants. Periodic plumage changes in birds Sexual dimorphism I Examples of differences in the appearance of males and females of the same species of birds, mammals and insects (compare on the same photo). Sexual dimorphism II Examples of differences in the appearance of males and females of the same species of arthropods, birds and mammals (compare on successive photos). Cavities and burrows Examples of bird nests located in cavities and burrows. Bromeliads Diversity of bromeliads (Brazil). Recently added Periodic plumage changes in birds Individual variability