| extinct(adjective, feature, characteristic, detail, trait) |
| zoology(noun, science, learning, mastery, proficiency) |
| biota(noun, science, learning, mastery, proficiency) |
| biology(noun, science, learning, mastery, proficiency) |
| botany(noun, science, learning, mastery, proficiency) |
| dead(adjective, feature, characteristic, detail, trait) |
| ecology(noun, science, learning, mastery, proficiency) |
| surroundings(noun, science, learning, mastery, proficiency) |
| bionomics(noun, science, learning, mastery, proficiency) |
| gone(adjective, feature, characteristic, detail, trait) |
| inactive(adjective, feature, characteristic, trait) |
| passed(adjective, feature, characteristic, detail, trait) |
| science of life(expression, feature, science, life) |
| antique(adjective, feature, characteristic, trait, death) |
| archaic(adjective, feature, characteristic, trait, death) |
| biological science(expression, feature, science, life) |
| conditions(noun, science, learning, mastery, proficiency) |
| dated(adjective, feature, characteristic, detail, trait) |
| expired(adjective, feature, characteristic, detail, trait) |
| lethargic(adjective, feature, characteristic, trait) |