| true-breeding organism(genetics, reproduction, sex, classical) |
| wild type(genetics, reproduction, sex, classical) |
| zygosity(genetics, reproduction, sex, classical) |
| hybrid organisms(genetics, reproduction, sex, classical) |
| pet(noun, animal, creature, being) |
| acrodont(noun, animal, creature, being) |
| adult(noun, animal, creature, being) |
| biped(noun, animal, creature, being) |
| captive(noun, animal, creature, being) |
| chordate(noun, animal, creature, being) |
| conceptus(noun, animal, creature, being) |
| creepy-crawly(noun, animal, creature, being) |
| critter(noun, animal, creature, being) |
| darter(noun, animal, creature, being) |
| domestic animal(noun, animal, creature, being) |
| domesticated animal(noun, animal, creature, being) |
| ectotherm(noun, animal, creature, being) |
| embryo(noun, animal, creature, being) |
| feeder(noun, animal, creature, being) |
| female(noun, animal, creature, being) |