The child suffered a shattered arm and pelvis with CCTV showing the brutal attack at Old Hurst zoo in Cambridgeshire now handed to detectives.

Police did not say how the child ended up in the enclosure but they said a 30-year-old man was arrested on suspicion of attempted murder.

The boy sustained critical injuries at Johnsons of Old Hurst, near Huntingdon, Cambridgeshire, following the incident Thursday lunchtime.