Grazing halos at Heron Island, Australia, are distinct where coral are clustered (outlined with a white box) but merge where coral are dispersed (outlined with a black box). In coral reefs throughout ...

A new study links grazing halo patterns in coral reefs, as well as those in other patchy habitats, to the spatial patterns of the shelter habitat itself. The researchers found that grazing halos are ...

ORLANDO, Fla. – A halo around the moon put on a show-stopping display Tuesday night. No, it wasn’t aliens but simply ice crystals making up the high, thin cirrus clouds drifting through the Central ...

A new study published inThe American Naturalist sheds light on the peculiar phenomenon of “grazing halos”—ghostly, vegetation-free rings surrounding coral reefs that are clearly visible in satellite ...