KORONADAL CITY, South Cotabato — A rare, threatened amphibian known as the Mindanao caecilian (Ichthyophis mindanaoensis) has been recorded at a biodiversity monitoring site in Mount Apo Natural Park in Cotabato province, according to the Department of Environment and Natural Resources (DENR). The DENR in Region 12 said the species was identified by Marisol Pedregosa,