Story highlights A Facebook user in Nigeria posted graphic photos showing children being circumcised and offered free female circumcision at his home

The post has drawn attention to the enforcement of FGM laws in Nigerian states

Lagos, Nigeria (CNN) A Nigerian man has caused outrage after he posted graphic pictures on Facebook showing children apparently being circumcised.

The man, who calls himself Alhaji Adebayo, posted the images on January 3, along with text offering free female circumcision in Ilorin, Kwara State, central Nigeria.

Nigerians left comments criticizing him on social media and urged him to take down the post, which he later did.

Female genital mutilation (FGM) is illegal in Nigeria but there has not been a single conviction, campaigners say.

Alhaji Adebola's Facebook profile

Adebayo posted on his Facebook page on January 4 that he had been visited by campaigners from anti-FGM groups.

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