what could this be please

[leon]

Hi guys my Grandchildren found this on the beach last week but we have no idea what sort of creature it may have come from. :shrug:
Anyone here might have an idea, much appreciated. :thumbsup:

Leon :thumbsup:

[Malcolm]

What jumped over the Moon? :-)

[Wavytone]

Sheep or cow lower jawbone ...

[fsphotography]

Horse jaw bone