Photo of the Day: Masked boobies kiss while courting

306 of 397
306 of 397

Two masked boobies during courtship at the French Frigate Shoals, Hawaiian Islands National Wildlife Refuge, Papahānaumokuākea Marine National Monument.

Do you want your photo of the great outdoors featured on TreeHugger? Join the TreeHugger Photo Pool on Flickr and add your photos to the group!