1. North American subspecies of tundra swan having a soft whistling note
   - whistling swan

Type of: Cygnus columbianus, tundra swan

• electrum
• electuary
• eleemosynary
• elegance
• elegant
• elegant brodiaea
• elegant cat's ears
• elegant Habenaria
• elegantly
• elegiac
• elegiac stanza
• elegiacal
• elegise
• elegist
• elegize
• elegy
• element
• element 104
• element 105
• element 106
• element 107
• element 108
• element 109
• element 110
• element 111