Swamp rabbits have several adaptations to avoid predators: cryptic coloration, "freezing", and rapid, irregular jumping patterns. We're on the ground in seven regions across the country, collaborating with 53 state and territory affiliates to reverse the crisis and ensure wildlife thrive.  The species is hunted for fur, meat, and sport, and is the second-most commonly hunted rabbit in the United States. This website uses 'cookies' to give you the best, most relevant experience. The total length is 17.8 - 21.73 inches (452 - 552 mm). The occurrence of embryo resorption has been seen in S. aquaticus; this loss of in-utero litters is attributed to some type of habitat disturbance such as flooding, which may cause overcrowding to occur. Females give birth to altricial young. It is two times the size of the cottontail (Sylvilagus floridanus) and darker in color with a cinnamon colored ring around the eye.  Males are slightly larger than females. "Wildlife Species Profile Swamp Rabbit (Sylvilagus aquaticus)", https://en.wikipedia.org/w/index.php?title=Swamp_rabbit&oldid=985028047, Wikipedia articles incorporating a citation from the New International Encyclopedia, Creative Commons Attribution-ShareAlike License, This page was last edited on 23 October 2020, at 14:54. This is due mostly to the fact that snow cover constrains hiding ability and availability of food resources. Alike yet different, is a good way to describe the eastern cottontail, the swamp rabbit, and the California jackrabbit. Few studies have been done to examine the lifespan of the swamp rabbit, but it is estimated they live an average of 1.8 years and may live up to nine years. The swamp rabbit (Sylvilagus aquaticus), or swamp hare, is a large cottontail rabbit found in the swamps and wetlands of the southern United States. Young leave the nest after about two weeks. The marsh rabbit is slightly smaller and darker than the eastern cottontail and its tail forms a brown tuft (no cottontail). Rabbits and Hares . Swamp rabbits reach sexual maturity after 23 weeks. In a Mississippi study, groups of males harvested in December and February had higher percentages of individuals with descended testes than those harvested in any other months (Class 2006). Its thick fur is dense enough to waterproof its skin, and is usually a mix of dark brown, rusty brown, and black. If you've ever ran deer with dogs running a swamp rabbit is a lot like running a doe deer, they will take your dogs in big circles often times out of or close to out of hearing before circling back. The Swamp Rabbit is the largest North American cottontail. It is a strong swimmer and found only near regions of water. The refuge is one of the few places in Missouri where the swamp rabbit, a larger relative of the eastern cottontail rabbit, is known to occur. They like lowlands near water -- cypress swamps, marshes, floodplains. Here come another cottontail rabbit and this time its marsh rabbit. , Like other lagomorphs, they have a double digestion. An animal that eats mainly plants or parts of plants. The fur is short and ears are of medium size. One of the other factors to which cottontail hunters must get accustomed to when hunting swamp rabbits is the terrain. Most females will have two to three litters per year. Known as the largest member of the cottontails, they have brown body fur, a brown tail and weighs three to six pounds.  Swamp rabbits spend much of their time in depressions which they dig in tall grass or leaves, providing cover while they wait until the nighttime to forage. The cottontail rabbit can run up to fifteen mph. Although it is larger in overall size than other cottontails, it has smaller and rounder ears and coarser fur with a more yellow cast. Swamp rabbits frequent a definite local range which they refuse to leave, even when pursued by dogs. When a predator gets close, these rabbits are likely to jump in the water and swim away, or dive under roots or overhangs to escape. Swamp rabbits are a large variety of cottontail rabbit and they have specific habitat needs. Their total length varies from 16 to 22 inches, with males generally growing slightl… Unlike other rabbits, the swamp rabbit regularly takes to the water to move about and avoid predators. The gestation period lasts 35 to 40 days. Their eyes have opened by day 3 and the young have begun walking. The fur of swamp rabbits is rusty-brown with black hairs, giving the animals a grizzled appearance. “Winter Snow Cover Increases Swamp Rabbit (Sylvilagus Aquaticus) Mortality at the Northern Extent of Their Range.” Mammalian Biology, vol. They make nests of grasses and twigs in a depression on the ground under a brush pile or log. 93–96., doi:10.1016/j.mambio.2018.09.001. The swamp rabbit is the largest member of the cottontail genus. Females can have 1 to 3 litters a year with each litter consisting of 4 to 6 young. Snow cover has shown to increase swamp rabbit mortality by almost two times in the northern extent of their range. The swamp rabbit (Sylvilagus aquaticus) is the largest of the rabbits that occur in the southeastern United States. All the members of a swamp rabbit population breed around the same time (which is called synchronous breeding). Hillard, Elizabeth M., et al. DISTRIBUTION: S. aquaticus exhibit induced ovulation and have an hour-long estrus. , S. aquaticus are synchronous breeders. Abbreviation key >> Internet citations >> Glossary >> Lepus americanus [Snowshoe Hare] × Oryctolagus cuniculus [European Rabbit] CHR. The females give birth to up to six offspring. It is a dark brownish gray color peppered with black on the back and sides with a grayish-white belly. The swamp rabbit (Sylvilagus aquaticus) is found in swampy areas along the Gulf Coast and northward into the pineywoods. Although for most individuals, these rabbits are not from the cottontail genus. Since all three live within our borders, let's take a closer look at them. The latter usually weighs 2 to 3 pounds, but the swamper tips the scales at 4 to 11. Other common names for the swamp rabbit include marsh rabbit and cane-cutter. More than one-third of U.S. fish and wildlife species are at risk of extinction in the coming decades. Swamp rabbits were found in 25 swampy forested tracts in the Some people confuse them with cottontail rabbits as they have a physical appearance similar to them, but people who hunt them say these rabbits are much, much bigger than the cottontail ones. The underside of the tail is white and is very bright when the rabbit runs, which is where the name cottontail is derived. In a crock pot, you can't tell them apart.  Their sides, rump, tail and feet are much more brownish, along with a pinkish-cinnamon eye-ring, as opposed to the whitish eye-ring in eastern cottontails. Its throat and tail are white, and it has cinnamon-colored circles around its eyes. S. aquaticus ranges in length from approx. The Swamp Rabbit is generally found near water, as its name suggests, and is an excellent swimmer. An herbivore, swamp rabbits eat grass, sedges, shrubs, twigs, tree seedlings, and tree bark. A swamp rabbit has a long black flat and naked tail and a cotton tail has a little round fluffy tail. , Known predators of Sylvilagus aquaticus are domestic dogs (Canis lupus familiaris), American alligators (Alligator mississippiensis), and humans (Homo sapiens). , S. aquaticus is the largest of the cottontail species, although its ears are smaller than of other cottontails. The name “swamp” should be a dead give away. Swamp rabbit home range estimates vary in size, with estimates ranging from <1 ha to 20.2 ha, depending on the location and method used to estimate the home range. The fur is brown on top and white underneath. Animal Diversity Web, University of Michigan Museum of Zoology, South Carolina Department of Natural Resources, The Mammals of Texas, by William B. Davis and David J. Schmidly. The swamp rabbit is the largest member of its genus: the cottontail family. The species has a strong preference for wet areas, and it will take to the water and swim. Swamp rabbits weigh between three and six pounds. is that cottontail is a rabbit of any of various species in genus (taxlink) while rabbit is a mammal of the family leporidae , with long ears, long hind legs and a short, fluffy tail. They do so to avoid predators, and they swim to travel. Its throat and tail are white, and it has cinnamon-colored circles around its eyes. There are 8 species of cottontail rabbits in North America that live North of Mexico: the brush rabbit, swamp rabbit, marsh rabbit, Eastern cottontail, New England cottontail, Appalachian cottontail, mountain cottontail, and desert cottontail. , Swamp rabbits mainly live close to lowland water, often in cypress swamps, marshland, floodplain, and river tributaries. In 4 seconds, you will be redirected to nwfactionfund.org, the site of the National Wildlife Action Fund, a 501(c)(4) organization. Newborns' eyes open after four to seven days. Predators of swamp rabbits include the American alligator, raptors, bobcats, gray foxes, coyotes, snakes, dogs, and humans. The swamp rabbit is the largest member of the cottontail genus. , The swamp rabbit is found in much of the south-central United States and along the Gulf coast. Swamp rabbits weigh between three and six pounds. Tail length averages 2 inches. Anywhere, any time. Their total length varies from 16 to 22 inches, with males generally growing slightly larger than females. In fact, he does not seem to be … The underside of the tail is white, giving it the common name of cottontail. Most Sylvilagus species have stub tails with white undersides that show when they retreat, giving them their characteristic name. The Swamp Rabbit is a large cottontail rabbit found in swamps and wetlands of the southern US. Young are born with well-developed fur but their eyes are closed and they are immobile. This differs from the bluish gray tail of the marsh rabbit (Sylvilagus palustris). Search, discover, and learn about wildlife. The fur of their head and back is generally a mixture of rusty brown, dark brown, and black. He prefers living where he can keep his feet wet. , S. aquaticus males vary in weight from approximately 4 lb (1.8 kg) to 5.6 lb (2.5 kg), with an average of about 5 lb (2.3 kg); females vary from approx. 17.8 inches (45 cm) to 21.7 in (55 cm), with an average length of about 19.7 in (50 cm). , Breeding season varies widely across the range of S. aquaticus, usually occurring anywhere between February and August, but can occur year-round in Texas. In Georgia in 1979, there was a well-publicized incident involving a swamp rabbit and then-President Jimmy Carter, in which a swamp rabbit that was being chased by hounds jumped in the water and swam up to President Carter’s fishing boat. They spend the day under cover and emerge at dusk to forage. The mountain cottontail is less than half that size, at around 2.5 pounds. It is the largest cottontail in the southeast and it is also known as a "cane-cutter." Although it is larger in overall size than other cottontails, it has smaller and rounder ears and coarser fur with a more yellow cast. The ranges of these animals were originally disjunct, but O. cuniculus is now feral in the range of L. americanus.High rates of fertilization occur in rabbits inseminated with hare semen, but less than 10% of hare oocytes are fertilized with rabbit semen. They are weaned and leave the nest after about 15 days. , Swamp rabbits are herbivorous; they eat a variety of foraged plants, including grasses, sedges, shrubs, tree bark seedlings, and twigs. They usually cover a lot more ground a lot faster than a cottontail and will hit water without hesitation. When fighting, males will stand on their hind legs and use their teeth and claws to inflict wounds on their opponent. The swamp rabbit is considered secure overall. President and CEO Collin O’Mara reveals in a TEDx Talk why it is essential to connect our children and future generations with wildlife and the outdoors—and how doing so is good for our health, economy, and environment. Although it is larger in overall size than other cottontails, it has smaller and rounder ears and coarser fur with a more yellow cast. They will also jump from the ground and strike with the sharp claws of the hind feet.. The swamp rabbit is the largest member of the cottontail family. The smallest mature swamp rabbit is about the size of the largest mature cottontail. The species has a strong preference for wet areas, and it will take to the water and swim. Similar to the eastern cottontail (Sylvilagus floridanus) and the Appalachian cottontail (Sylvilagus obscurus), the underside of the tail is white. Swamp rabbits are adept swimmers. The largest of the cottontails is the swamp rabbit, which weighs up to 6 pounds. Ditch the disposables and make the switch to sustainable products. Of the two, swamp rabbits are most similar to cottontails, but swamp rabbits are generally larger, with relatively shorter and rounder ears, somewhat coarser fur with a yellowish cast, particularly in the rump, and more black mottling; they have tawny rump fur, visible when fluffed; the tops of the hind feet are reddish brown; and the back of the neck is only slightly rust-colored. Cottontail rabbits are among the 20 lagomorph species in the genus Sylvilagus, found in the Americas. The rabbit typically forages at night. The weight of a female Swamp rabbit is 57.94 - 93.91 oz (1646 - 1668 grams) and males weigh up to 65.64 - 90.08 oz (1861 - 2554 g). The rabbits are often found near water and in the cover of thickets, stumps, or fallen trees. However, this feature is not present in … In the lingo of biology, it is called as “ Sylvilagus palustris.” It is again a not-so-big-sized rabbit just like a brush rabbit and unlike a swamp rabbit. Greenville Swamp Rabbits . Description. National Science Foundation The closely related species Sylvilagus floridanus and Sylvilagus aquaticus have been studied more intensely. Spermatogenesis has been noted to occur in S. aquaticus in Missouri in October and November. These are eaten by the animal (coprophagy), and after further digestion the remains form drier, dark brown or black hard pellets, which are not eaten. Swamp rabbits are well named—they prefer to live in swampy lowlands, floodplains, cypress swamps, and along edges of rivers and creeks. 93, 2018, pp. Food passes through their gut twice, first producing soft, green feces (cecotropes) which still contain nutrients. As a verb rabbit is  Even though their swimming abilities lack the speed to escape a pack The first two are true rabbits, but the jackrabbit is not a rabbit at all; it's a hare. It occurs in western Tennessee and some parts of middle Tennessee.  A study has found that the preferred foods of S. aquaticus are savannah panicgrass (Phanopyrum gymnocarpon), false nettle (Boehmeria cylindrica), dewberry (Rubus trivialis) and greenbrier (Smilax bona-nox). The swamp rabbit is the largest member of the cottontail genus.  The nests in which the young are born consist of a slight depression in the earth that is filled with grasses mixed with rabbit hair. 3.6 lb (1.6 kg) to 5.9 lb (2.7 kg), averaging about 4.8 lb (2.2 kg). Weight: 1.6 - 2.7kg.  They feed mainly at night but rain showers will often cause them to feed during daytime as well. Other Names Cane-cutter Size Length: 45 - 55cm.  The head and back are typically dark or rusty brown or black, while the throat, ventral surface, and tail are white, and there is a cinnamon-colored ring around the eye. Young are sexually mature at 7 months and reach adult weight at 10 months. It is locally abundant in some regions, but in states such as Oklahoma and Missouri, its range is rapidly diminishing due to degradation and loss of wetland habitat. Its thick fur is dense enough to waterproof its skin, and is usually a … Swamp rabbits are found in the Gulf Coast and south-central region of the United States. , There is concern that swamp rabbits are increasingly becoming exposed to predation, especially during snowy/wintry seasons. From Wikipedia, the free encyclopedia The marsh rabbit (Sylvilagus palustris) is a small cottontail rabbit found in marshes and swamps of coastal regions of the Eastern and Southern United States. An adult swamp rabbit is 18 to 22 inches in length.