springtime return, group of swans, cygnus olor, and a roe deer on open wildlife field, aerial slow motion

cygnus olor swans cygnus cygnus deer roe deer nature spring springtime wildlife behaviour snow return march brown migrating season together group aerial slow motion returning home melting field flock migrating birds breeding area behavior scandinavia finland earthy colors migratory ecology natural landscape flat slowmo open field tame camouflage escape