There's plenty of air in the tiny spaces between grains of sand; the problem for sand-burrowing animals is how to get that air into their lungs while keeping the sand out ...

Male Dawson’s burrowing bees had been patrolling one of the hundreds of active burrows on the clay plans near Carnarvon in Western Australia. Lying on the hot, rocky, sun-baked ground with sand ...

During the surveys, researchers noticed some burrowing fishes previously identified ... Limnichthys koreanus, or the Korean ...