Show by subject Invertebrates Diversity of forms in invertebrates. 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). Impressions of nature I Animal adaptations: Water Adaptations of animals to aquatic environments. Colours of the nature: Birds Range of colors in birds. Moths Diversity of forms of moths (Heterocera). Recently added Adult butterflies/moths (Lepidoptera) and their caterpillars Adult Orthopterans and True bugs and their nymphs