Exporting animated rigged dinosaur to blender 2.7 not working in Unity 5.6

I got this model from this link:

I added an idle animation, exported it FBX with animations and mesh. but in Unity 5.6 it done not show anything :frowning:

I’m new to this, and have followed youtube videos etc. but no joy.

I’m using blender 2.8. any thelp much appreciated.