To email a GIF, you can either drag and drop the file into your email, or click insert > image or insert > pictures and browse for the file on your computer. You can also copy and paste a GIF from an online source like GIPHY, or click online pictures and search for a GIF. You may need to click on the "insert pictures inline" button in some email programs like Outlook.

Here are the steps to email a GIF using Gmail:
1. Make sure you’re on the Gmail webpage and not the Gmail mobile app.
2. Find the GIF you want to email.
3. Click on the “Insert Photo” icon in the bottom toolbar.
4. Select “Upload” from the options that appear.
5. Choose the GIF file from your computer.
6. Click “Open” to upload it to your email.