to have a stiff neck
71anseriform — ▪ bird order Introduction any of the 150 species comprising the bird order Anseriformes, which comprises the ducks (duck), geese (goose), and swans (swan) (family Anatidae) and the screamers (the three species of family Anhimidae). Anatidae… …
72ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
73Archaeopteryx — Taxobox name = Archaeopteryx fossil range = fossil range|155.0|150.0Late Jurassic image width = 300px image caption = A model of Archaeopteryx lithographica on display at the Oxford University Museum. regnum = Animalia phylum = Chordata classis …
74Mess dress — Three Canadian officers in shawl or rolled collar jacket and waistcoat style mess dress or mess kit. Miniature medals and other accoutrements are also worn. Mess dress is the military term for the formal evening dress worn in the mess or at other …
75Bicycle helmet — A bicycle helmet is a helmet intended to be worn while riding a bicycle. They are designed to attenuate impacts to the skull of a cyclist in falls while minimizing side effects such as interference with peripheral vision.[1] There is an active… …
76On Horsemanship (Xenophon) — On Horsemanship (Ἱππαρχικὸς ἢ περὶ ἱππικῆς) written c. 350 BC by Xenophon is one of the earliest extant treatises on horsemanship in the Western world (the oldest is the one written by Kikkuli of the Indo Aryan Mitanni Kingdom). In it, Xenophon… …
77List of birds of Mexico — This is a list of the bird species recorded in Mexico. The avifauna of Mexico includes a total of 1,085 species, of which 108 are endemic, six have been introduced by humans, and 51 are rare or accidental. One species listed is extirpated in… …
78List of birds of Guatemala — This is a list of the bird species recorded in Guatemala. The avifauna of Guatemala includes a total of 735 species, of which 1 is endemic, 2 have been introduced by humans, and 23 are rare or accidental. 10 species are globally threatened.This… …
79List of birds of El Salvador — This is a list of the bird species recorded in El Salvador. The avifauna of El Salvador includes a total of 583 species, of which 3 have been introduced by humans, and 40 are rare or accidental. 3 species are globally threatened.This list s… …
80List of birds of Honduras — This is a list of the bird species recorded in Honduras. The avifauna of Honduras includes a total of 738 species, of which 1, the Honduran Emerald, is endemic, 2 have been introduced by humans, and 19 are rare or accidental. 10 species are… …
