Implantation Bleeding or Period?

How is implantation bleeding different to a period? What does implantation bleeding look like? Here are Implantation Bleeding pictures.

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PCOS. Implantation bleeding or period?

Can implantation start the day you are expecting your period? - Quora

Implantation Bleeding: When It Occurs and Signs

Implantation Bleeding or Period: How to Know the Difference

All you need to know about implantation bleeding - Clearblue

Late Implantation Bleeding: Can It Affect Your Pregnancy?

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Implantation Bleeding or Period: How to Know the Difference

Implantation calculator: When does implantation occur?