Search results
Results from the WOW.Com Content Network
Elephants can use their ears as threat displays in male-to-male competition. Sexual selection in mammals is a process the study of which started with Charles Darwin's observations concerning sexual selection, including sexual selection in humans, and in other mammals, [1] consisting of male–male competition and mate choice that mold the development of future phenotypes in a population for a ...
The seals frequently visit popular tourist beaches, often giving birth there, which creates a hazard for both the seal and the human, as mothers are aggressive and protective of their young.
The term harem is used in zoology to distinguish social organization consisting of a group of females, their offspring, and one to two males. [1] The single male, called the dominant male, may be accompanied by another young male, called a "follower" male. Females that closely associate with the dominant male are called "central females," while ...
The Hawaiian monk seal is one of two extant monk seal species; the other is the Mediterranean monk seal. A third species, the Caribbean monk seal, is extinct. [3] The Hawaiian monk seal is the only seal native to Hawaii, and, along with the Hawaiian hoary bat, is one of only two mammals endemic to the islands. [4]
The skull of the leopard seal. The leopard seal has a distinctively long and muscular body shape when compared to other seals. The overall length of adults is 2.4–3.5 m (7.9–11.5 ft) and their weight is in the range 200 to 600 kilograms (440 to 1,320 lb), making them the same length as the northern walrus but usually less than half the weight.
Northern fur seals have extreme sexual dimorphism, with males being 30–40% longer and more than 4.5 times heavier than adult females. [1] The head is foreshortened in both sexes because of the very short, down-curved muzzle, and small nose, which extends slightly beyond the mouth in females and moderately in males.
The Caribbean monk seal (Neomonachus tropicalis), also known as the West Indian seal or sea wolf, is an extinct species of seal native to the Caribbean.The main natural predators of Caribbean monk seals were large sharks, such as great whites and tiger sharks, and possibly transient orcas (though killer whales are not often sighted in the Caribbean); however, humans would become their most ...
Monk seals are earless seals of the tribe Monachini.They are the only earless seals found in tropical climates. The two genera of monk seals, Monachus and Neomonachus, comprise three species: the Mediterranean monk seal, Monachus monachus; the Hawaiian monk seal, Neomonachus schauinslandi; and the Caribbean monk seal, Neomonachus tropicalis, which became extinct in the 20th century.