Species Females

Some articles on female, species, females, species females:

Sexual Dimorphism - Evolution
... small male gametes relative to the larger female gametes usually lies in the development of strong sperm competition, because small sperm enable organisms to produce a ... promotes the evolution of other sexual dimorphism in many species, especially in vertebrates, including mammals ... However, in many species the females can also be larger than males, irrespective of gametes, and in some species females (usually of species in which males ...
Sexual Dimorphism - Examples - Species With Larger Females Than Males
... In some species such as insects, spiders, many fish, reptiles, birds of prey and certain mammals such as the spotted hyena, and blue whale, the female is larger than the male ... As an example, in some species females are sedentary and sparsely distributed, and so males must search for them ... Cases where the male is larger than the female have been studied as well, and require alternate explanations ...

Famous quotes containing the words females and/or species:

    Nature has not placed us in an inferior rank to men, no more than the females of other animals, where we see no distinction of capacity, though I am persuaded if there was a commonwealth of rational horses ... it would be an established maxim amongst them that a mare could not be taught to pace.
    Mary Wortley, Lady Montagu (1689–1762)

    If we consider the superiority of the human species, the size of its brain, its powers of thinking, language and organization, we can say this: were there the slightest possibility that another rival or superior species might appear, on earth or elsewhere, man would use every means at his disposal to destroy it.
    Jean Baudrillard (b. 1929)