Show by subject Mammals Diversity of forms of mammals. Colours of the nature: Butterflies Composition of colors and design in butterflies. Cavities and burrows Examples of bird nests located in cavities and burrows. Plant adaptations: Fire Adaptations of plants to areas exposed to frequent fire. Breeding display Breeding behaviour in birds, reptiles and amphibians. Chicks, fledglings Recently added Periodic plumage changes in birds Individual variability