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True horns are found mainly among: Ruminant artiodactyls. Antilocapridae ; Bovidae (cattle, goats, antelopes etc.). Giraffidae: Giraffids have a pair of skin covered bony bumps on their heads, called ossicones. Cervidae: Most deer have antlers, which are not true horns due to lacking a bone core and made of keratin.
Used for many horned animals, but most notably ceratopsians. ... Used for broad categories of animals, or in certain names of animals. Examples: Metazoa ...
In animal courtship, many use horns in displays. For example, the male blue wildebeest reams the bark and branches of trees to impress the female and lure her into his territory. Some animals such as goats with true horns use them for cooling with the blood vessels in the bony core allowing them to function as a radiator. [14]
Phrynosoma, whose members are known as the horned lizards, horny toads, or horntoads, is a genus of North American lizards and the type genus of the family Phrynosomatidae. Their common names refer directly to their horns or to their flattened, rounded bodies, and blunt snouts. The generic name Phrynosoma means "toad-bodied".
Rhinoceros horns, unlike those of other horned mammals, consist only of keratin. These horns rest on the nasal ridge of the animal's skull. Antlers are unique to cervids and found mostly on males: the only cervid females with antlers are caribou and reindeer, whose antlers are normally smaller than males'.
Also referred to as the horned toad, horny toad and horned frog, the Texas horned lizard has lineage that traces back to dinosaurs. The tiny three-inch-long species joined the threatened list in ...
Common name Scientific name and subspecies Range Size and ecology IUCN status and estimated population Northern pudú. P. mephistophiles (Winton, 1896) Northern Andes mountains: Size: 60–85 cm (24–33 in) long plus 3–5 cm (1–2 in) tail; 32–35 cm (13–14 in) tall at shoulder [45] [46] Habitat: Forest, shrubland, and grassland [47]
The order Artiodactyla consists of 349 extant species belonging to 132 genera. This does not include hybrid species or extinct prehistoric species. Modern molecular studies indicate that the 132 genera can be grouped into 23 families; these families are grouped into named suborders and many are further grouped into named clades, and some of these families are subdivided into named subfamilies.