Examlex
Describe the changes that occur in skin with age.
Sexual Dimorphism
A difference in form between males and females of a species, including color, body size, and the presence or absence of structures used in courtship displays (elaborate tail plumes, ornaments, pigmented skin patches) or in contests (antlers, tusks, spurs, horns).
Sexual Selection Theory
A concept in evolutionary biology suggesting that certain traits evolve to increase an individual's chances of mating, as opposed to natural selection which focuses on survival.
Mate Guarding
A behavioral strategy used by individuals within species to protect their mating partner from mating with rivals, thus securing paternity.
Toxic Chemicals
Substances that can cause harm to organisms through chemical reactions or other mechanisms when ingested, inhaled, or absorbed.
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