3 Del. Admin. Code § 906-2.0
The following terms when used in these Rules and Regulations shall have the following meanings:
"Department" means The Delaware Department of Agriculture.
"Exotic" means a live wild mammal, hybrid of a wild mammal, and a live reptile not native to or generally found in Delaware as defined in 3 DE Admin. Code 903, Section 3.0 and 7 DE Admin. Code 3900, Section 23.0. An exotic animal is ecologically foreign to Delaware, but allowed for possession, sale, and exhibition if a permit has been issued by the Department.
"Invasive animal species" or "invasive animal" means those species that are not native to or generally found in Delaware that as determined by the State Veterinarian become overpopulated and cause harm to the environment, adversely affecting habitats, bioregions, or causing ecological, environmental, or economic damage.
3 Del. Admin. Code § 906-2.0