Burrowing owl
Fork-tailed Storm-Petrel
White-browed Tits
Common Kingfishers
Puffins
Shearwaters
Crab Plover
Miners
Leaftossers
Sand Martins
Burrowing Parakeet
Buffbirds,
D'Arnaud's Buff-breasted Paradise-kingfishers
Burrow entrances in European Bee-eater colony
Sand Martin at the entrance of its burrow nest
Then re-read my post, smaller than a house cat, lives in a burrow.
Guess they lived on charcoal when they finally came out of their burrows. Or dino bubbacue. Right.