Walrus

Walrus Video


Walrus
Photographer: Ansgar Walk


Walrus

Walrus Colony
Walrus Colony

Walrus Range Map (Arctic Waters)
Walrus Range Map (Arctic Waters)

Latin Name Odobenus rosmarus
Conservation Status Least Concern
Location Arctic Waters
Colour Brown or Brown/Grey
Length 2.6 - 4 m (8.5 - 13 ft)
Weight 1.2 - 2 tonnes (1.1 - 2 tons)
Life Expectancy

40 - 50 Yrs

Main Characteristics

Walruses are the third largest pinniped, they are only exceeded in size by the northern elephant seal and the southern elephant seal. They have a body length between 2.6 and 4 m (8.5 - 13 ft) and they weigh between 1.2 and 2 tonnes (1.1 - 2 tons).

Their most prominent physical feature is their tusks, which are present in both males and females. In males they can grow up to 1m (3.3 ft) in length.

Habitat

Walruses are found on the ice floes in Arctic waters.

Diet

Walrus mainly feed on seabed dwelling animals such as worms, shellfish, sea snails, shrimps and fish. They can dive to depths of 80 m (262 ft) and can remain underwater for up to half an hour.

Breeding

Walruses mate underwater and after a gestation period of 15 - 16 months a single, well developed calf is born. The young are weaned at 1 year old but can spend 3 - 5 years with their mother.

Females reach sexual maturity at 4 - 6 years of age and males at 7 years of age, but males do not usually breed until they are fully developed at 10 - 15 years old.

Predators

Predators of Walruses are killer whales, polar bears and humans.

Subspecies

Subspecies of Walrus include:

Atlantic Walrus
(Odobenus rosmarus rosmarus)

Pacific Walrus
(Odobenus rosmarus divergens)

Interesting Facts

Walruses swim at speeds of 7 km/hr (4.3 mph), although they can reach speeds up to 35 km/hr (21.7 mph) if required.

Similar Animals

Northern Elephant Seal
Southern Elephant Seal

 


Contact         About         Glossary         Site Map         Privacy Policy

CC 2006 - 2014 theanimalfiles.com