Adoption of Paisley

[¶ 1] The appellants, the adoptive parents of two of Paisley’s five biological siblings, appeal from a judgment of the District Court (Rockland, Sparaco, J.) denying their petition to adopt Paisley and granting the petition of the appel-lees, Paisley’s foster parents, to adopt her.

[¶2] The appellants argue that they have standing to appeal the trial court’s adoption decree granting the foster parents’ petition to adopt Paisley. They challenge the trial court’s finding that, pursuant to 18-A M.R.S. § 9-302(a)(3) (2017), the Department of Health and Human Services acted unreasonably in…