Merge pull request #2952 from aasmith2021/add-zoo-animals-api

Add Zoo Animals API

README.md

@@ -135,6 +135,7 @@ API | Description | Auth | HTTPS | CORS |
 | [RescueGroups](https://userguide.rescuegroups.org/display/APIDG/API+Developers+Guide+Home) | Adoption | No | Yes | Unknown |
 | [Shibe.Online](http://shibe.online/) | Random pictures of Shiba Inu, cats or birds | No | Yes | Yes |
 | [The Dog](https://thedogapi.com/) | A public service all about Dogs, free to use when making your fancy new App, Website or Service | `apiKey` | Yes | No |
+| [Zoo Animals](https://zoo-animal-api.herokuapp.com/) | Facts and pictures of zoo animals | No | Yes | Yes |
 
 **[⬆ Back to Index](#index)**
 ### Anime