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The North American porcupine (Erethizon dorsatum), also known as the Canadian porcupine, is a large quill-covered rodent in the New World porcupine family. It is the second largest rodent in North America after the North American beaver ( Castor canadensis ).
Porcupine species including the largest, African porcupine and North American porcupine, are nocturnal bone collectors of thousands of bones, stored inside their den and in open piles in their vicinity. The bones do not satisfy seasonal nutritional deficiency, they prevent overgrown teeth but the shavings are ingested as the bulk of their diet.
The North American porcupine (Erethizon dorsatum) is the only extant species, but at least 4 extinct relatives are known, the oldest dating to the Late Pliocene. [2] Porcupines entered North America during the Great American Interchange after the Isthmus of Panama rose 3 million years ago. [ 3 ]
North American porcupine (Erethizon dorsatum) — uncommon in forested areas in the northern part of the state; usually found in mixed forests including eastern hemlock. [3] Porcupines are most common in northern Litchfield County, especially the towns of Hartland, Colebrook, and Norfolk.
This is a traveling education program that visits schools, libraries, community centers, senior centers/facilities, hospitals, etc., with professional zoo educators presenting classes featuring animal biofacts and ambassador animals including lizards, snakes, birds, turtles and a North American porcupine, among others.
Erethizontinae is a subfamily of the New World porcupine family Erethizontidae, [1] and includes all species of the family with the exception of the bristle-spined rat, Chaetomys subspinosus, which is classified in its own subfamily, Chaetomyinae.
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Being an accredited member of the Association of Zoos and Aquariums (AZA), the zoo partakes in multiple captive breeding programs and Species Survival Plans. The zoo works to care for and breed multiple endangered species such as Amur tigers, Amur leopards, Canada lynx, Brazilian ocelots, red wolves, Mexican wolves, maned wolves, giant ...