In this example, SVG and PNG (32px x 32px) favicons are listed in <head> respectively.
PNG takes precedence because it was placed last (might need to explicitly refresh page).
Note: Chrome logo (PNG) should appear as favicon.
Example: (this page) SVG and PNG (32x32) listed respectively
Example: PNG (32x32) and SVG listed respectively
Example: SVG and PNG (16x16) listed respectively
Example: SVG and PNG (196x196) listed respectively