Holly Willoughby is left red-faced as a guest describes her how her dogs have ...

Holly Willoughby was left a little red-faced as a guest described how her two pugs have sex during a segment about homosexual animals on This Morning.

The TV presenter, 38, looked baffled as she listened to the co-owner of White House Kennels, Christine King, explain how her two lesbian pugs get intimate, which apparently involves mounting each other from all angles.

Holly and co-host Phillip Schofield interviewed Christine to discuss homosexual dogs following the release of a new documentary on gay animals.

The hosts, who were also joined by the two pugs on the show, quizzed their guest on how her two female dogs have sex with each other.

The guest continued by revealing that her two pooches, Puggly and Nelly, mount one another but 'not necessarily at the right end' and can often end up mounting each other's faces.

During the explanation Holly sat back and laughed as she appeared to mull over what their guest was saying, while looking slightly red-faced.  

Later in the show Holly was reduced to fits of giggles once again over Phil's pronunciation of the words 'flock and cook' during a cooking segment with a Yorkshire shepherdess.

Holly appeared to lose her voice and started laughing after Phil introduced the shepherdess, before saying: 'Sorry, it was flock and cook close together.'

Phil joked that it was as 'close as it's got recently' and admitted it was 'dangerous' having the words linked so closely together 

Holly's series of

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