Show by subject Cavities and burrows Examples of bird nests located in cavities and burrows. Chicks, fledglings Individual variability Examples of individual variability within the same species of animals and plants. Moths Diversity of forms of moths (Heterocera). 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). Portraits I Portraits of vertebrates and insects taken in free nature of South America, North America and Europe. Recently added Examples of more advanced adaptations in vertebrates Diversity of life