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Nearly all deer have a facial gland in front of each eye. The gland contains a strongly scented pheromone, used to mark its home range. Bucks of a wide range of species open these glands wide when angry or excited. All deer have a liver without a gallbladder. Deer also have a tapetum lucidum, which gives them sufficiently good night vision.
The ancestors of deer had tusks (long upper canine teeth). In most species, antlers appear to replace tusks. However, one modern species (the water deer) has tusks and no antlers and the muntjacs have small antlers and tusks. The musk deer, which are not true cervids, also bear tusks in place of antlers. [6]
Deer have seven types of external scent glands distributed across their bodies. These are the forehead glands (on the forehead), the preorbital glands (below the eyes), the nasal glands (inside the nostrils), the interdigital glands (between the toes), the preputial gland (inside the foreskin of the deer's penis ), the metatarsal glands ...
Unlike albinos, Piebald deer have normal eye color. That said, the genes responsible for causing Piebald coloration also affect other physical characteristics. They too are born with physical ...
Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night. Matutinal, a classification of organisms that are only or primarily active in the pre-dawn hours or early night.
When infected deer congregate at an artificial feeding site, they could easily infect other deer that visit the same site. “It’ll facilitate more rapid transmission of disease,” says Fuda. 4.
Chevrotains, or mouse-deer, are diminutive, even-toed ungulates that make up the family Tragulidae, and are the only living members of the infraorder Tragulina. The 10 extant species are placed in three genera, [ 1 ] [ 2 ] but several species also are known only from fossils . [ 3 ]
Two men who enjoy looking for antlers share their insights on why you should also be looking for these natural treasures.