Looks to the left and then starts digging as it needs to make it deep enough as a nest while occasionally stops to rest, Blue-eared Barbet Psilopogon cyanotis, Thailand

bird barbet blueeared barbet blue green psilopogon cyanotis megalaimidae asia southeast asia thailand tree brown bark crimson forest national park kaeng krachan burrow hollow hole bill bristles passerine resident mountain rainforests woodlands evergreen deciduous montane tropical nature wildlife wild red broadleaf ear coverts orange burrowing nest home rainforest jungle trunk woodpecker