Update README.md

README.md

@@ -16,7 +16,7 @@ This dataset contains images of birds that can be found in Poland (according to
 The images were fetched from iNaturalist API (the photos have variouc cc licences, individal credits can be found in the `metadata.jsonl` file).
 Only observations from Europe were considered (there was too little observations in Poland).
 
-For each species 600 photos were fetched (or in some cases, all available), some of them might have been filtered in the processing phase, so number of images per class varies. 
+For each species 600 photos were fetched (or in some cases, all available), some of them might have been filtered out in the processing phase, so number of images per class varies. 
 
 #### Processing