return {
    small_dogs = {
        `A_C_Poodle`,
        `A_C_Pug`,
        `A_C_Pug_02`,
        `A_C_Westy`
    },
    big_dogs = {
        `A_C_Chop`,
        `A_C_Chop_02`,
        `A_C_Husky`,
        `A_C_Retriever`,
        `A_C_Rottweiler`,
        `A_C_Rottweiler_02`,
        `A_C_shepherd`
    },
    cats = {
        `A_C_Cat_01`
    },
    birds = {
        `A_C_Chickenhawk`,
        `A_C_Crow`,
        `A_C_Pigeon`,
        `A_C_Hen`,
        `A_C_Seagull`
    },
    marine_mammals = {
        `A_C_Dolphin`,
        `A_C_HumpBack`,
        `A_C_KillerWhale`
    },
    rodents = {
        `A_C_Rat`
    },
    land_mammals = {
        `A_C_Boar`,
        `A_C_Boar_02`,
        `A_C_Chimp`,
        `A_C_Chimp_02`,
        `A_C_Cow`,
        `A_C_Coyote`,
        `A_C_Coyote_02`,
        `A_C_Deer`,
        `A_C_Deer_02`,
        `A_C_MtLion`,
        `A_C_MtLion_02`,
        `A_C_Panther`,
        `A_C_Pig`,
        `A_C_Rabbit_01`,
        `A_C_Rabbit_02`,
        `A_C_Rhesus`
    },
    aquatic_animals = {
        `A_C_Cormorant`,
        `A_C_Fish`,
        `A_C_Sharkhammer`,
        `A_C_Sharktiger`,
        `A_C_Stingray`
    }
}