The fork-tailed storm petrel is a small seabird of the storm petrel family Hydrobatidae. It is the second-most abundant and widespread storm petrel and is the only bird in its family that is bluish-gr
The forked tail is more easily seen from above.
The fork-tailed storm petrel frequents the open ocean and only returns to land to breed.
The fork-tailed storm petrel incubates a single egg in its burrow.
A burrow is a hole or tunnel excavated into the ground by an animal to construct a space suitable for habitation or temporary refuge, or as a byproduct of locomotion. Burrows provide a form of shelter
An eastern chipmunk at the entrance of its burrow
A black-tailed prairie dog, with young, emerges from its burrow
Bird burrows on the Volga shore near Kstovo, Russia
Crustacean burrows in a Jurassic limestone, southern Israel