dog

This image was obtained from

1. A dog.
2. It's a dog, dogs are cute.
3. .jpg

Characteristics of a jpg graphic format

1. Best used for photographs
2. Up to 16.7 million colors
3. Cannot be animated
4. Cannot be made transparent

cat

This image was obtained from

1. A cat.
2. It's a cat, cat are funny.
3. .png

Characteristics of a png graphic format

1. Support millions of colors
2. Support multiple levels of transparency
3. Combines the best of GIF & JPEG

possum

This image was obtained from

1. A picture of a possum.
2. Animals are cute .
3. .gif

Characteristics of a gif graphic format

1. Best used for line art and logos
2. Maximum of 256 colors
3. Can be animated
4. One color can be configured to be transparent