Fifty reprints will be provided to the corresponding author free of charge. Additional reprints may be ordered. It is expected that investigators will adhere to the highest possible standards for the humane treatment of animals used in laboratory or field studies reported in Hormones and Behavior . This includes the legal acquisition of laboratory animals and the authorized use of wild animals. A statement attesting to the authors' adherence to these NIH standards, or their equivalents, must be included in the Methods section of all manuscripts published in Hormones and Behavior .
Hormone assays .