Although an infant's color vision is not as sensitive as an adult's, it is generally believed that babies have good color vision by five months of age. Most babies start crawling at about 8 months old, which helps further develop eye-hand-foot-body coordination.
A language tree, or family tree with languages substituted for real family members, has the form of a node-link diagram of a logical tree structure. Such a diagram contains branch points, or nodes, from which the daughter languages descend by different links.
Other Tree Names. Many species of trees have Other Common Names in different languages, however the Latin Botanical Scientific Name for each species of tree is universal among languages and countries. Sometimes in English and other languages, there is more than one common name for a species. See Citrus Trees, List of Vernacular Names for an example.