Evolution: When Females are Brighter than Males

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Evolution: When Females are Brighter than Males

Females are usually considered to be more choosy than males when seeking a mating partner, resulting in the evolution of attractive males. When males are the limiting resource for receptive females, however, the females may become brightly coloured.

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Why are males injured more than females?

Everybody who works in the field of injuries knows that after infancy, and before old age, males engage in more behavior that exposes them to the risk of injury, experience more injuries, and die more frequently from injuries. For example, in the US, among 15 to 19 year olds, males are 2.5 times as likely as females to die of any unintentional injury, and about five times as likely to die of ho...

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females are more anxious than males a metacognitive perspective

ôbjective: previous studies have suggested that anxiety disorders are more prevalent among women than men. the purpose of this study was to compare the metacognitive perspective of generalized ânxiety disorder (gâd) in females with males. methods: â cross sectional study was conducted on the high school girls and boys who have been affected by gâd. the sample consisted of 100 high school studen...

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Evolution: Good Males Are Bad Females

Manipulation of Drosophila melanogaster genomes allows large numbers of genes to be transmitted solely through males, thereby allowing selection to optimize flies for male function alone. It seems biasing phenotypes toward the male optima has serious fitness costs for females.

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Females Are More Anxious Than Males: a Metacognitive Perspective

OBJECTIVE Previous studies have suggested that anxiety disorders are more prevalent among women than men. The purpose of this study was to compare the metacognitive perspective of Generalized Anxiety Disorder (GAD) in females with males. METHODS A cross sectional study was conducted on the high school girls and boys who have been affected by GAD. The sample consisted of 100 high school studen...

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ژورنال

عنوان ژورنال: Current Biology

سال: 2002

ISSN: 0960-9822

DOI: 10.1016/s0960-9822(01)00643-1