Florida manatee, Trichechus manatus latirostris, a subspecies of the West Indian manatee, endangered. Two male manatee calves engage in intimate play by a warm blue springhead. More manatee rest in the background. One of a series of calf intimate play or cavorting play behaviors. Horizontal orientation with rainbow sun rays and blue water. Three Sisters Springs, Crystal River National Wildlife Refuge, Kings Bay, Crystal River, Citrus County, Florida USA.