The BSTDL and CeL have been shown to be involved in fear and anxiety (Walker et al., 2003, 2009; Kalin et al., 2004; Cai et al., 2012; Jennings et al., 2013; Kim et al., 2013; Ventura-Silva et al., 2013; Pleil et al., 2015; Ahrens et al., 2018; Asok et al., 2018; Normandeau et al., 2018). Here, CEL is linked to Anxiety.