Coraciidae (/ k ɒr ə ˈ s aɪ. ɪ d iː /) is a family of Old World birds, which are known as rollers because of the aerial acrobatics some of these birds perform during courtship or territorial flights. The family contains 13 species and is divided into two genera.Rollers resemble crows in size and build, and share the colourful appearance of kingfishers and bee-eaters, blues and pinkish or ...

The Coraciiformes / k ɒ r ə ˈ s aɪ. ɪ f ɔːr m iː z / are a group of usually colourful birds including the kingfishers, the bee-eaters, the rollers, the motmots, and the todies.They generally have syndactyly, with three forward-pointing toes (and toes 3 & 4 fused at their base), though in many kingfishers one of these is missing. [citation needed] The members of this order are linked by ...

coraciiform, (order Coraciiformes), any member of an order made up of 10 families of birds that include the kingfishers, todies, motmots, bee-eaters, rollers, hoopoes, and hornbills.Among the members of the order that have attracted special attention are certain kingfishers that plunge headfirst into water for fish and are associated with Classical mythology; according to …

The order is named after the rollers of the family Coraciidae, whose members have the least specialized or most basic design within the order. While each family within the Coraciiformes can be defined rather clearly, relationships between the families (and which families to include in the order) are more difficult to ascertain.

2020年3月4日 · UPPERCASE: current genus Uppercase first letter: generic synonym and See: generic homonyms lowercase: species and subspecies : early names, variants, misspellings ‡: extinct †: type species Gr.: ancient Greek L.: Latin <: derived from syn: synonym of /: separates historical and modern geographic names ex: based on TL: type locality OD: original diagnosis (genus) or original description ...

roller, any of about 12 species of Old World birds constituting the family Coraciidae (order Coraciiformes), named for the dives and somersaults they perform during the display flights in courtship. The family is sometimes considered to include the ground rollers and cuckoo rollers. Rollers inhabit warm regions from Europe and Africa to Australia.

KINGFISHERS, TODIES, HOOPOES, AND RELATIVES: CoraciiformesPHYSICAL CHARACTERISTICSKingfishers, todies, hoopoes, and relatives (also called coraciiforms) include some interesting bird families with many of the most beautiful species in the world. The eight families in the order Coraciiformes include: kingfishers (Alcedinidae), todies (To-didae), motmots (Momotidae), bee-eaters (Meropidae ...

The Coraciidae, or rollers, are a family of birds in order Coraciiformes. Subcategories. This category has the following 2 subcategories, out of 2 total. C. Coracias (6 P) E. Eurystomus (5 P) Pages in category "Coraciidae" The following 6 pages are in this category, out of 6 total.

Rollers(Coraciidae) Class AvesOrder CoraciiformesSuborder CoraciiFamily CoraciidaeThumbnail description Medium-sized, brightly colored birds with stout, hook-tipped bills and small, strong syndactylous (toes merged with no intermediate web) feetSize 9–20 in (22–50 cm); 0.16–0.5 lb (80–250 g)Number of genera, species 5 genera; 17 speciesHabitat Forests, woodlands, savanna, urban Source ...

2023年7月13日 · European Rollers on a Tree Branch. Broad-billed Roller Eurystomus glaucurus; Blue-throated Roller Eurystomus gularis; Azure Roller Eurystomus azureus; Dollarbird Eurystomus orientalis: AKA Broad-billed Roller: The Dollar Roller was named for the silver-dollar sized spots on its wings.It has a length of up to 30cm, and can be found in East Asia, from northern Australia to the Japanese ...