Blastocerus dichotomus (Illiger, 1815), Lake Ypoa, Paraguay.
OTHER COMMON NAMES
French: Cerf des marais, cerf de marecages; Spanish: Ciervo del los pantanos.
Largest of Cervidae in South America. Shoulder peak: 3.6-Four ft (110-120 cm); head and physique size: 70-80 in (180-200 cm); tail size: 4-6 in (10-15 cm); weight: 154-242 lb (70-110 kg), most 330 lb (50 kg). Male antlers: 24 in (60 cm) in size, darkish yellow, doubly forked, every with 4 or typically 5 tines; weight of antlers 5.5 lb (2.5 kg). Harsh and longhaired coat is reddish brown to chestnut, lighter in decrease elements, with black muzzle, lips, and legs, and white orbital rounds. Large ears adorned by fluffy white hair. Tail is yellowish purple above and darkish brown to black underside. Fawns develop no spots, not like different deer species. Hooves are nicely tailored to boggy habitats: with developed dewclaws, lengthy hooves to 2.8-3.2 in (7-Eight cm), with extensively splayed center “fingers.”
Keeps to higher reaches of Rio Paraguay the place the world’s largest floodplain exists.
Inhabit floodplains and marshlands, typically interchanged with islands of moist savanna coated with excessive grass and small forest. Connected to riparian habitats, migrating close to grasslands in flood time.
Mostly nocturnal; begin grazing at nightfall at marshy clearings. They keep simply in water, although favor shallow waters. During floods, they transfer to larger elevations. Live both solitarily or in small household teams (to six animals), together with male, some females, and their offspring.
FEEDING ECOLOGY AND DIET
Feed on herbs, reeds, and aquatic crops.
Polygynous. No particular rut season or particular time of antler shed. Fawns will be discovered year-round. Gestation interval is about 260 days; normally one younger per start. Fawn follows the mom till one 12 months previous, although weaning is common in about 5 months. Both ####es attain ####ual maturity at one 12 months. Females mate once more simply after parturition.
Today thought-about an Endangered species, although in 1996 was considered Vulnerable. It is presumed that inhabitants of marsh deer is quickly declining due to destruction of preferable habitats. Recent census reveals that, in poorly accessible marshes in higher reaches of Rio Paraguay in south Brazil, nonetheless excessive density of marsh deer inhabitants. Status of marsh deer inhabitants is taken into account crucial, as they vanished from Uruguay and have become uncommon in Peru, Bolivia, Paraguay, and Argentina.
SIGNIFICANCE TO HUMANS
Livestock house owners hunt for marsh deer to eliminate rival for livestock.