New evidence for the existence of southern sea otters Enhydra lutris
nereis in Baja California, Mexico.
Carnivore Species Group group Species involved success success Mustelids (1) Enhydra lutris
(1) 11 % 11 % Felids (13) Puma concolor (5) 46 [+ or -] 7 % Panthera (3) 17 [+ or -] 17 % tigris Panthera leo (2) 39 [+ or -] 14 % Panthera onca (1) 50 % Lynx (1) 61 % canadensis Acinonyx (1) 36 % 39 [+ or -] 6% jubatus Canids (2) Canis lupus (1) 31 % Lycaon pictus (1) 100 % 66 [+ or -] 35 % Ursines (2) Ursus (1) 90 % 83 [+ or -] 8 % americanus Ursus arctos (1) 75 % Table 2.
Feeding behavior and major prey species of the sea otter, Enhydra lutris
, in Montague Strait, Prince William Sound, Alaska.
Why is Estes keeping such a close eye on this California sea otter, or Enhydra lutris
nereis (en-HY-dra LOO-tris NEAR-ee-iss)?
1996), sea otters, Enhydra lutris
(Ames and Morejohn, 1980), and small cetaceans (Long and Jones, 1996), as well as scavenging on gray whale, Eschrichtius robustus, carcasses (Snow, 1976, 1980), demonstrated that this species occurs occasionally in Oregon and Washington waters.
In the Aleutian Islands, where most of the male elephant seals in the present study foraged, killer whales are prevalent (Dahlheim 1997) and have caused a dramatic decline in the population of sea otters, Enhydra lutris
(Estes et al.
Their Latin name Enhydra lutris
means otter of the water, and they have adapted fascinating behavioral traits: females give birth while floating on their backs, and adults resourcefully use rocks clutched in their paws to crack open shellfish.
Contribution of specific dynamic action to heat balance and thermoregulation in the sea otter Enhydra lutris