Ce printemps, les oiseaux chantent librement.
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- Wallcreeper
- Water Pipit
- Water Rail
- Western Barn Owl
- Western Black-eared Wheatear
- Western Bonelli's Warbler
- Western Cattle Egret
- Western Jackdaw
- Western Swamphen
- Western Yellow Wagtail
- Western Yellow Wagtail (flavissima)
- Whinchat
- Whiskered Tern
- White Stork
- White Wagtail (yarrellii)
- White-crowned Wheatear
- White-rumped Sandpiper
- White-throated Dipper
- White-winged Scoter
- White-winged Snowfinch
- White-winged Tern
- Whooper Swan
- Willow Tit
- Willow Warbler
- Wood Duck
- Wood Warbler
- Woodchat Shrike