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The Phaethontiformes / ˌ f eɪ. ɪ ˈ θ ɒ n t ɪ f ɔːr m iː z / are an order of birds. They contain one extant family, the tropicbirds (Phaethontidae), and one extinct family Prophaethontidae from the early Cenozoic. Several fossil genera have been described, with well-preserved fossils known as early as the Paleocene. [2]
Tropicbirds are a family, Phaethontidae, of tropical pelagic seabirds.They are the sole living representatives of the order Phaethontiformes.For many years they were considered part of the Pelecaniformes, but genetics indicates they are most closely related to the Eurypygiformes.
Pages in category "Phaethontiformes" The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes. ...
Test your knowledge on all things zoology with these animal trivia questions about cats, dogs, fish, zoo animals and insects perfect for kids and adults. 100 animal trivia questions that will make ...
It demonstrated the existence of personality traits in animals and provided a foundation for similar assessment strategies in future studies of personality in animals. [8] Similarly, zebrafish have been used as a neurobehavioral model species for studying personality using the trait approach in non-human animals. These studies can then be ...
In genetics, the phenotype (from Ancient Greek φαίνω (phaínō) 'to appear, show' and τύπος (túpos) 'mark, type') is the set of observable characteristics or traits of an organism. [ 1 ] [ 2 ] The term covers the organism's morphology (physical form and structure), its developmental processes, its biochemical and physiological ...
The Anatidae are the biological family of water birds that includes ducks, geese, and swans.The family has a cosmopolitan distribution, occurring on all the world's continents except Antarctica.
Phylogenies showing the terminology used to describe different patterns of ancestral and derived character or trait states. [1]In phylogenetics, an apomorphy (or derived trait) is a novel character or character state that has evolved from its ancestral form (or plesiomorphy).