docs(readme): add data source and takedown disclaimer

README.md

@@ -99,7 +99,7 @@ dataset_info:
           '89': zebra
   splits:
   - name: train
-    num_bytes: 468274895.0
+    num_bytes: 468274895
     num_examples: 3780
   - name: test
     num_bytes: 196855527.2
@@ -113,4 +113,21 @@ configs:
     path: data/train-*
   - split: test
     path: data/test-*
+task_categories:
+- image-classification
+- image-segmentation
+tags:
+- animals
+size_categories:
+- n<1K
 ---
+
+# Dataset Card for Dataset Name
+
+<!-- Provide a quick summary of the dataset. -->
+
+This dataset is a port of the ["Animal Image Dataset"](https://www.kaggle.com/datasets/iamsouravbanerjee/animal-image-dataset-90-different-animals) that you can find on Kaggle.
+The dataset contains 60 pictures for 90 types of animals, with various image sizes.
+
+**Note**. At the time of writing, by looking at the Croissant ML Metadata, the original license of the data is `sc:CreativeWork`. If you believe this dataset violates any license, please 
+do let me know so I can take it down as soon as possible.