| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Bird-lice | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Anatomy | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Bibl | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Catalogs and collections | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Classification | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Collection and preservation | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Color of | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Diseases | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Eggs and nests | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Embryology | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Extinct | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Fggs and nests | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Food | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Fossil | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Fossil--Eggs | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds--Geographical distribution | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Habits and behavior of | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds in poetry | No definition provided | Christopher Rauch | 2023.12.01 |
| Birds, Insects, Mammals | No definition provided | Christopher Rauch | 2023.12.01 |