Fungus growing on dead Beech tree

Fungus growing on dead Beech tree

Observation - Fungus growing on dead Beech tree. Description: This large fungus is growing on a dead beech tree. It measures about half a metre across. Creamy-beige in colour and almost sponge like. Can anyone identify it for us ?? Thanks

This large fungus is growing on a dead beech tree. It measures about half a metre across. Creamy-beige in colour and almost sponge like.
Can anyone identify it for us ?? Thanks