Add Cat API to Animals

README.md

@@ -169,6 +169,7 @@ API | Description | Auth | HTTPS | CORS |
 | [PlaceBear](https://placebear.com/) | Placeholder bear pictures | No | Yes | Yes |
 | [PlaceDog](https://place.dog) | Placeholder Dog pictures | No | Yes | Yes |
 | [PlaceKitten](https://placekitten.com/) | Placeholder Kitten pictures | No | Yes | Yes |
+| [Robo Cat](https://robohash.org/) | Random pictures of Cats | No | Yes | Yes |
 | [RandomDog](https://random.dog/woof.json) | Random pictures of dogs | No | Yes | Yes |
 | [RandomDuck](https://random-d.uk/api) | Random pictures of ducks | No | Yes | No |
 | [RandomFox](https://randomfox.ca/floof/) | Random pictures of foxes | No | Yes | No |