Platypuses glow green.
Under ultraviolet light, platypus fur glows blue-green. It is one of the few mammals known to do this.
Follow the evidence
A website-exclusive wild fact, separate from our five-fact videos.
How we check factsUnder ultraviolet light, platypus fur glows blue-green. It is one of the few mammals known to do this.
A website-exclusive wild fact, separate from our five-fact videos.
How we check facts