Out of 202 million private households in the 27-country bloc, just under a quarter included children last year, according to information collated by Eurostat, the EU statistics office.

James Prior was transferred to a Dublin hospital when he became unwell after his birth at Mullingar Regional Hospital in 2012.

The boy, who cannot be named, exhibits developmental delay, is non-verbal and has been diagnosed with autism spectrum disorder.

Conor, who was born in 1989, is one of the oldest primate residents at the park while Chloe made her entry in to this world eleven years later. The pair have successfully bred together in the past.