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The tops of elephant bird skulls display punctuated marks, which may have been attachment sites for fleshy structures or head feathers. [18] Mullerornis is the smallest of the elephant birds, with a body mass of around 80 kilograms (180 lb), [16] with its skeleton much less robustly built than Aepyornis. [19]
This list of birds of Virginia includes species credibly documented in the U.S. state of Virginia by the Virginia Avian Records Committee of the Virginia Society of Ornithology (VARCOM). As of January 1, 2022 the list contained 487 species and four species pairs. [ 1 ]
The northern cardinal is the state bird of seven states, followed by the western meadowlark as the state bird of six states. The District of Columbia designated a district bird in 1938. [ 4 ] Of the five inhabited territories of the United States , American Samoa and Puerto Rico are the only ones without territorial birds.
There are no rules for how many species should make a genus, a family, or any other higher taxon (that is, a taxon in a category above the species level). [52] [53] It should be a natural group (that is, non-artificial, non-polyphyletic), as judged by a biologist, using all the information available to them. Equally ranked higher taxa in ...
Aepyornis is an extinct genus of elephant bird formerly endemic to Madagascar. The genus had two species, the smaller A. hildebrandti and the larger A. maximus, which is possibly the largest bird ever to have lived. [2] Its closest living relative is the New Zealand kiwi. [3]
Family †Aepyornithidae Bonaparte 1853 (elephant birds) Genus † Aepyornis St. Hilaire 1850 (4 species) † Aepyornis gracilis Monnier 1913 (gracile elephant bird)
Virginia round-leaf birch (Betula uber) Small-anthered bittercress (Cardamine micranthera) Smooth purple coneflower (Echinacea laevigata) Virginia sneezeweed (Helenium virginicum) Swamp pink (Helonias bullata) Peter's mountain mallow (Iliamna corei) Small whorled pogonia (Isotria medeoloides) Eastern prairie fringed orchid (Platanthera leucophaea)
Like other elephant birds and its kiwi relatives, Mullerornis probably was nocturnal based on the small size of its optic lobes, though it shows less optical lobe reduction than these other taxa, implying slightly more crepuscular habits.