The CUB dataset contains a total of 11,788 images of 200 different species of birds. The images in the CUB dataset include the following:

These four images show a black-footed albatross, a parakeet auklet, a bobolink, and a Brandt's cormorant.

It is very important to understand the dataset before designing the network. Make sure you go through the images in the CUB dataset carefully.