federally protected species - SERP Analysis

https://ecos.fws.gov/ecp0/pub/listedAnimals.jsp

https://www.fws.gov/program/endangered-species

https://en.wikipedia.org/wiki/List_of_endangered_animals_of_North_America

https://www.fisheries.noaa.gov/species-directory/threatened-endangered

https://dwr.virginia.gov/wp-content/uploads/media/virginia-threatened-endangered-species.pdf

https://www.epa.gov/laws-regulations/summary-endangered-species-act

https://ncwf.org/blog/endangered-species-act/

https://www.worldwildlife.org/species/

https://www.usgs.gov/faqs/what-are-differences-between-endangered-threatened-imperiled-and-risk-species