In a legal context, it may refer to the temporary suspension of a law to allow a legal challenge to be carried out.
Law is a system of rules that are enforced through social institutions to govern behavior.
For example, animal rights activists and conservation authorities may request fishing or hunting moratoriums to protect endangered or threatened animal species.
Animal rights is the idea that some, or all, non-human animals are entitled to the possession of their own lives and that their most basic interests—such as the need to avoid suffering—should be afforded the same consideration as similar interests of human beings.
An endangered species is a species which has been categorized as likely to become extinct.
A legal official can order a delay of payment due to extenuating circumstances, which render one party incapable of paying another.