School of cownose ray in formation over white sandy bottom of an aquarium in Singapore.

rhinoptera bonasus singapore animal animal themes animals in the wild aquarium aquatic at the bottom of cartilaginous fish chondrichthyes color image cownose ray day eagle rays elasmobranch fish five animals formation horizontal manta rays motion no people on the move outdoors photography sand school of fish sea life stingray swimming togetherness undersea underwater water wildlife zoology