two tundra swans leaping onto the ice

area arguing back bird black blackbeaked clarence dance display disturbance early eastern feeding flight flock flyway food footed graceful homeland honking huge ice icey longnecked magnificent making melting migratory mississippi missouri ncanon nesting northern open plentiful reflections resting river shelf skidding sliding slough splashing spread spring squawking swan swans territory their threatening tundra water waterfowl webb whitewinged wildlife wings wingspan