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Kakati, B.N.; Rajkonwar, C.J. 1972. Some observations on the reproductive behaviour of Rhinoceros unicornis. Indian Forester 98: 357-358, pl. 1.

Some observations on the reproductive behaviour of Rhinoceros unicornis

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Lives alone

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Assam. The natural food consists of common indigenous grasses known in assam as Nal, Dal, delicate shoots of canes, paddy crop, pulses etc.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Prefer to breedin the months of April, May and June.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Assam. The natural food consists of common indigenous grasses known in assam as Nal, Dal, delicate shoots of canes, paddy crop, pulses etc.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Gauhati female Padmini, born 10.7.64, first mating 31.5.70, after 5 yrs 10 mo 21 days.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Gestation period 16 months

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Defecates in a particular spot where one can see heaps of dung.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

is a wallower

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Interval between birth and first mating, recorded once, after 28 months.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

The mounting of female by ,male is similar to cows. The male before mounting secretes 'dribblings' in large amounts and fixes his forelegs around the female hip and grasps her firmly. The ejaculation is long, about 1 to 1 ? hours.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Both male and female must be in heat simultaneously to enable mating. The female pants when she is in heat and off fed.

Note
Location World Subject Behaviour Species Greater One-horned Rhino (unicornis)

Gauhati Zoo. Only recorded one case, cycle was 16 days, from date of one service to date of next. Chaturvedi reported cycle of 45 days.

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